<div id="pf1" class="pf w0 h0" data-page-no="1"><div class="pc pc1 w0 h0"><img class="bi x0 y0 w1 h1" alt="" src="https://files.passeidireto.com/af72f2cc-e519-4800-b343-cf725419299e/bg1.png"><div class="c x0 y1 w2 h2"><div class="t m0 x1 h3 y2 ff1 fs0 fc0 sc0 ls1 ws4"> </div><div class="t m0 x2 h3 y3 ff1 fs0 fc0 sc0 ls0 ws0">UFC<span class="ff2 ls1 ws4"> </span></div></div><div class="c x3 y1 w3 h2"><div class="t m0 x4 h3 y4 ff1 fs0 fc0 sc0 ls0 ws4">UNIVERSIDADE FEDERAL DO CEARÁ </div><div class="t m0 x5 h3 y5 ff1 fs0 fc0 sc0 ls0 ws4">CENTRO DE CIÊNCIAS </div><div class="t m0 x6 h3 y6 ff1 fs0 fc0 sc0 ls0 ws4">DEPARTAMENTO DE QUÍMICA ANALÍTICA E FÍSICO QUÍMICA </div></div><div class="c x7 y7 w4 h4"><div class="t m0 x8 h3 y8 ff1 fs0 fc0 sc0 ls1 ws4">Lista de exercícios de estatística básica aplicada em tratamento de dados analíticos </div><div class="t m0 x9 h3 y9 ff1 fs0 fc0 sc0 ls1 ws1">21<span class="ls2 ws2">/0</span><span class="ws4">3/2022 </span></div><div class="t m0 x4 h3 ya ff1 fs0 fc0 sc0 ls1 ws4">Prof. <span class="ff2">Ronaldo Nascimento </span></div><div class="t m0 x4 h3 yb ff1 fs0 fc0 sc0 ls1 ws4">Aluno(a): </div><div class="t m0 x4 h3 yc ff1 fs0 fc1 sc0 ls1 ws4"> </div><div class="t m0 x4 h3 yd ff1 fs0 fc1 sc0 ls1 ws4">Erros em Análises Químicas </div><div class="t m0 x4 h5 ye ff2 fs0 fc0 sc0 ls1 ws4"> </div><div class="t m0 x4 h5 yf ff2 fs0 fc0 sc0 ls1 ws4">1) Explique a diferença entre </div><div class="t m0 x4 h5 y10 ff2 fs0 fc0 sc0 ls1 ws4">(a) Erro constante e proporcional. </div><div class="t m0 x4 h5 y11 ff2 fs0 fc0 sc0 ls1 ws4">(b) Erro aleatório e sistemático. </div><div class="t m0 x4 h5 y12 ff2 fs0 fc0 sc0 ls1 ws4">(c) Média e mediana. </div><div class="t m0 x4 h5 y13 ff2 fs0 fc0 sc0 ls1 ws4">(d) Erro absoluto e relativo </div><div class="t m0 x4 h5 y14 ff2 fs0 fc0 sc0 ls1 ws4">2) Cite três tipos de erros sistemáticos e aleatórios. Como os erros sistemáticos podem </div><div class="t m0 x4 h5 y15 ff2 fs0 fc0 sc0 ls1 ws4">ser eliminados? </div><div class="t m0 x4 h5 y16 ff2 fs0 fc0 sc0 ls1 ws4"> </div><div class="t m0 x4 h5 y17 ff2 fs0 fc0 sc0 ls1 ws4">3) A <span class="blank _0"></span>mudança de <span class="blank _0"></span>cor de <span class="blank _0"></span>um indicador <span class="blank _0"></span>químico necessita <span class="blank _0"></span>de um <span class="blank _0"></span>volume adicional <span class="blank _0"></span>de 0,04 </div><div class="t m0 x4 h5 y18 ff2 fs0 fc0 sc0 ls1 ws4">mL em uma titulação. Calcule o erro relativo porcentual se o volume total da titulação </div><div class="t m0 x4 h5 y19 ff2 fs0 fc0 sc0 ls1 ws4">for: </div><div class="t m0 x4 h5 y1a ff2 fs0 fc0 sc0 ls1 ws4">*(a) 50,00 mL. (b) 10,0 mL. </div><div class="t m0 x4 h5 y1b ff2 fs0 fc0 sc0 ls1 ws4">5) Diferencie entre </div><div class="t m0 x4 h5 y1c ff2 fs0 fc0 sc0 ls1 ws4">(a) Desvio padrão de uma amostra e variância de uma amostra. </div><div class="t m0 x4 h5 y1d ff2 fs0 fc0 sc0 ls1 ws4">(b) Média da população e média da amostra. </div><div class="t m0 x4 h5 y1e ff2 fs0 fc0 sc0 ls1 ws4">(c) Exatidão e precisão. </div><div class="t m0 x4 h5 y1f ff2 fs0 fc0 sc0 ls1 ws4">(d) Erro sistemático e aleatório. </div><div class="t m0 x4 h5 y20 ff2 fs0 fc0 sc0 ls1 ws4">6) <span class="blank _1"> </span><span class="ls0 ws0">Os</span> <span class="blank _1"> </span>seguintes <span class="blank _1"> </span>resultados <span class="blank _1"> </span>foram <span class="blank _1"> </span>obtidos <span class="blank _1"> </span>para <span class="blank _1"> </span>réplicas <span class="blank _1"> </span>da <span class="blank _1"> </span>determinação <span class="blank _1"> </span>de <span class="blank _1"> </span>chumbo <span class="blank _1"> </span>em </div><div class="t m0 x4 h5 y21 ff2 fs0 fc0 sc0 ls1 ws4">uma amostra de sangue: 0,752; 0,756; 0,752; <span class="blank _2"> </span>0,751 e 0,760 ppm de Pb. Calcule <span class="blank _2"> </span>a média, </div><div class="t m0 x4 h5 y22 ff2 fs0 fc0 sc0 ls1 ws4">desvio padrão da população, desvio padrão da média, variância e coeficiente de variação </div><div class="t m0 x4 h5 y23 ff2 fs0 fc0 sc0 ls1 ws4">para esse conjunto de dados. </div><div class="t m0 x4 h6 y24 ff2 fs0 fc2 sc0 ls1 ws4">Resposta ( x =0,754 ppm Pb; s = 0,0033; Sx=0,00137; Var= 1,14 x 10<span class="ff3 fs1 ws3 v1">-5</span>; CV= 0,45%) </div><div class="t m0 x4 h5 y25 ff2 fs0 fc0 sc0 ls1 ws4"> </div><div class="t m0 x4 h5 y26 ff2 fs0 fc0 sc0 ls1 ws4">8) <span class="blank _3"> </span>Seis <span class="blank _3"> </span>garrafas <span class="blank _3"> </span>de <span class="blank _3"> </span>vinho <span class="blank _3"> </span>da <span class="blank _3"> </span>mesma <span class="blank _3"> </span>variedade <span class="blank _3"> </span>foram <span class="blank _3"> </span>analisadas <span class="blank _3"> </span>para <span class="blank _3"> </span>se <span class="blank _3"> </span>determinar <span class="blank _3"> </span>o </div><div class="t m0 x4 h5 y27 ff2 fs0 fc0 sc0 ls1 ws4">conteúdo de açúcar residual, gerando os seguintes resultados: </div><div class="t m0 xa h5 y28 ff2 fs0 fc0 sc0 ls1 ws4"> </div><div class="t m0 x4 h5 y29 ff2 fs0 fc0 sc0 ls1 ws4">(a) Avalie o desvio padrão <span class="ff4 ls0">s </span>para cada conjunto de dados (somente 1,2 e 3). </div><div class="t m0 x4 h5 y2a ff2 fs0 fc0 sc0 ls1 ws4">(b) Combine os dados de 1,2 e 3 para obter um desvio padrão combinado para o </div><div class="t m0 x4 h5 y2b ff2 fs0 fc0 sc0 ls1 ws4">método. </div><div class="t m0 x4 h5 y2c ff2 fs0 fc1 sc0 ls1 ws4"> </div><div class="t m0 x4 h5 y2d ff2 fs0 fc1 sc0 ls1 ws4"> </div></div></div><div class="pi" data-data="{"ctm":[1.000000,0.000000,0.000000,1.000000,0.000000,0.000000]}"></div></div> <div id="pf2" class="pf w0 h0" data-page-no="2"><div class="pc pc2 w0 h0"><img class="bi x4 y2e w5 h7" alt="" src="https://files.passeidireto.com/af72f2cc-e519-4800-b343-cf725419299e/bg2.png"><div class="c x7 y7 w4 h4"><div class="t m0 x4 h5 y2f ff2 fs0 fc1 sc0 ls1 ws4"> </div><div class="t m0 x4 h5 y30 ff2 fs0 fc1 sc0 ls1 ws4"> </div><div class="t m0 x4 h5 y31 ff2 fs0 fc1 sc0 ls1 ws4"> </div><div class="t m0 x4 h5 y32 ff2 fs0 fc1 sc0 ls1 ws4">Tratamento e Avaliação Estatística de Dados </div><div class="t m0 x4 h5 y33 ff2 fs0 fc0 sc0 ls1 ws4"> </div><div class="t m0 x4 h3 y34 ff1 fs0 fc0 sc0 ls1 ws4">Intervalo de confiança: </div><div class="t m0 x4 h5 y35 ff2 fs0 fc0 sc0 ls1 ws4"> </div><div class="t m0 xb h5 y36 ff2 fs0 fc0 sc0 ls1 ws1">1)<span class="ff5 ls3 ws4"> </span><span class="ws4">Um <span class="blank _0"></span>químico <span class="blank _0"></span>obteve <span class="blank _4"></span>os <span class="blank _4"></span>seguintes dados <span class="blank _4"></span>para <span class="blank _0"></span>o <span class="blank _4"></span>teor alcoólico <span class="blank _4"></span>(C2H5OH, <span class="blank _4"></span>em %) <span class="blank _4"></span>de </span></div><div class="t m0 xc h5 y37 ff2 fs0 fc0 sc0 ls1 ws4">uma amostra de sangue: 0,084; 0,089 <span class="blank _2"> </span>e 0,079%. Calcule o <span class="blank _2"> </span>intervalo de confiança </div><div class="t m0 xc h5 y38 ff2 fs0 fc0 sc0 ls1 ws4">a <span class="blank _5"> </span>95% <span class="blank _5"> </span>para <span class="blank _5"> </span>a <span class="blank _5"> </span>média <span class="blank _5"> </span>considerando <span class="blank _5"> </span>que <span class="blank _5"> </span>os <span class="blank _5"> </span>três <span class="blank _5"> </span>resultados <span class="blank _5"> </span>obtidos <span class="blank _5"> </span>são <span class="blank _5"> </span>a <span class="blank _5"> </span>única </div><div class="t m0 xc h5 y39 ff2 fs0 fc0 sc0 ls1 ws4">indicação da precisão do método </div><div class="t m0 xd h5 y3a ff2 fs0 fc0 sc0 ls1 ws4"> </div><div class="t m0 x4 h5 y3b ff2 fs0 fc0 sc0 ls1 ws4"> </div><div class="t m0 x4 h5 y3c ff2 fs0 fc2 sc0 ls1 ws4">Resposta (IC = 0,084± 0,012 % de C2H5OH) </div><div class="t m0 x4 h5 y3d ff2 fs0 fc2 sc0 ls1 ws4"> </div><div class="t m0 xb h5 y3e ff2 fs0 fc0 sc0 ls1 ws1">2)<span class="ff5 ls3 ws4"> </span><span class="ws4">A <span class="blank _1"> </span>probenecida <span class="blank _6"> </span>é <span class="blank _1"> </span>um <span class="blank _6"> </span>adroga <span class="blank _1"> </span>usada <span class="blank _6"> </span>por <span class="blank _1"> </span>atletas <span class="blank _6"> </span>de <span class="blank _1"> </span>alto <span class="blank _6"> </span>desempenho <span class="blank _1"> </span>para <span class="blank _6"> </span>evitar <span class="blank _1"> </span>a </span></div><div class="t m0 xc h5 y3f ff2 fs0 fc0 sc0 ls1 ws4">excreção <span class="blank _4"></span>de <span class="blank _4"></span>outras substâncias <span class="blank _4"></span>na <span class="blank _4"></span>urina <span class="blank _4"></span>para <span class="blank _0"></span>mascarar <span class="blank _4"></span>outras <span class="blank _4"></span>os<span class="blank _2"> </span> <span class="blank _4"></span>resíduos <span class="blank _0"></span>de <span class="blank _4"></span>outras </div><div class="t m0 xc h5 y40 ff2 fs0 fc0 sc0 ls1 ws4">substancias <span class="blank _6"> </span>proibidas <span class="blank _1"> </span>ingeridas. <span class="blank _6"> </span>Um <span class="blank _6"> </span>analista <span class="blank _6"> </span>determinou <span class="blank _1"> </span>uma <span class="blank _6"> </span>amostra <span class="blank _6"> </span>(n=3) <span class="blank _6"> </span>de </div><div class="t m0 xc h5 y41 ff2 fs0 fc0 sc0 ls1 ws4">sangue <span class="blank _3"> </span>suspeita <span class="blank _3"> </span>de <span class="blank _3"> </span>conter <span class="blank _3"> </span>probenecida <span class="blank _3"> </span>e <span class="blank _3"> </span>obteve <span class="blank _3"> </span>os <span class="blank _3"> </span>seguintes <span class="blank _3"> </span>resultados. <span class="blank _3"> </span>Valor </div><div class="t m0 xc h6 y42 ff2 fs0 fc0 sc0 ls1 ws4">médio <span class="blank _2"> </span>(X) <span class="blank _2"> </span>de <span class="blank _2"> </span>11,8 <span class="blank _2"> </span>µgL<span class="ff3 fs1 ws3 v1">-1</span> <span class="blank _2"> </span>e <span class="blank _2"> </span>desvio <span class="blank _2"> </span>padrão <span class="blank _2"> </span>(s) <span class="blank _2"> </span>de <span class="blank _2"> </span>0,2 <span class="blank _2"> </span>µgL<span class="ff3 fs1 ws3 v1">-1<span class="blank _2"> </span></span>. <span class="blank _2"> </span>Determine <span class="blank _2"> </span>o <span class="blank _2"> </span>intervalo </div><div class="t m0 xc h5 y43 ff2 fs0 fc0 sc0 ls1 ws4">de confiança (IC) de 95% para essa média. </div><div class="t m0 x4 h6 y44 ff2 fs0 fc2 sc0 ls1 ws4">R= IC= 11,8 ±0,5 µgL<span class="ff3 fs1 ws3 v1">-1</span> ( para n=3) </div><div class="t m0 x4 h5 y45 ff2 fs0 fc2 sc0 ls1 ws4"> </div><div class="t m0 x4 h3 y46 ff1 fs0 fc0 sc0 ls1 ws4">Teste de significancia (teste F, teste t e teste Q) </div><div class="t m0 x4 h3 y47 ff1 fs0 fc0 sc0 ls1 ws4"> </div><div class="t m0 xb h6 y48 ff2 fs0 fc0 sc0 ls1 ws1">1)<span class="ff5 ls3 ws4"> </span><span class="ws4">Sabendo que dois métodos tem desvios-padrão de 0,09 e 0,16 µgL<span class="ff3 fs1 ws3 v1">-1</span> (para </span></div><div class="t m0 xc h6 y49 ff2 fs0 fc0 sc0 ls1 ws4">n1=n2= 5) na determinação de corticosteroides de 5,0 µgL<span class="ff3 fs1 ws3 v1">-1</span> . Pode-se dizer que </div><div class="t m0 xc h5 y4a ff2 fs0 fc0 sc0 ls1 ws4">a precisão do segundo método não é maior do que a do primeiro ao nível de </div><div class="t m0 xc h5 y4b ff2 fs0 fc0 sc0 ls1 ws4">confiança de 95%? </div><div class="t m0 x4 h5 y20 ff2 fs0 fc2 sc0 ls1 ws4"> </div><div class="t m0 x4 h5 y21 ff2 fs0 fc2 sc0 ls1 ws4">R: Fc = 3,3 e Ft = 6,39, portanto se Fc< Ft , para NC de 95%, então não existe diferença </div><div class="t m0 x4 h5 y22 ff2 fs0 fc2 sc0 ls1 ws4">significativa na precisão dos métodos. </div><div class="t m0 x4 h5 y23 ff2 fs0 fc2 sc0 ls1 ws4"> </div><div class="t m0 xb h5 y24 ff2 fs0 fc0 sc0 ls1 ws1">2)<span class="ff5 ls3 ws4"> </span><span class="ws4">Quatro <span class="blank _3"> </span>analistas <span class="blank _3"> </span>realizaram <span class="blank _3"> </span>conjuntos <span class="blank _3"> </span>de <span class="blank _3"> </span>réplicas <span class="blank _3"> </span>de <span class="blank _3"> </span>determinações <span class="blank _3"> </span>de <span class="blank _3"> </span>Hg <span class="blank _5"> </span>nas </span></div><div class="t m0 xc h5 y25 ff2 fs0 fc0 sc0 ls1 ws4">mesmas <span class="blank _7"> </span>amostras <span class="blank _7"> </span>analíticas. <span class="blank _7"> </span>Os <span class="blank _7"> </span>resultados, <span class="blank _7"> </span>expressos <span class="blank _7"> </span>em <span class="blank _7"> </span>ppb <span class="blank _7"> </span>de <span class="blank _7"> </span>Hg, <span class="blank _7"> </span>são </div><div class="t m0 xc h5 y26 ff2 fs0 fc0 sc0 ls1 ws4">mostrados na tabela que segue: </div><div class="t m0 xe h5 y4c ff2 fs0 fc0 sc0 ls1 ws4"> </div><div class="t m0 x4 h5 y4d ff2 fs0 fc0 sc0 ls1 ws4"> </div><div class="t m0 x4 h5 y4e ff2 fs0 fc0 sc0 ls1 ws4">(a) Os analistas diferem em precisão a um nível de confiança de 95%? E ao nível de </div><div class="t m0 x4 h5 y4f ff2 fs0 fc0 sc0 ls1 ws4">confiança de 99% </div><div class="t m0 x4 h5 y50 ff2 fs0 fc2 sc0 ls1 ws4"> </div></div><div class="t m1 xf h8 y51 ff6 fs2 fc3 sc0 ls4 ws5">margem</div><div class="t m2 x10 h9 y52 ff7 fs3 fc3 sc0 ls5">de</div><div class="t m3 x11 ha y53 ff7 fs4 fc3 sc0 ls6 ws6">erro</div><div class="t m4 x12 hb y54 ff7 fs5 fc3 sc0 ls1">.</div><div class="t m5 x13 hc y55 ff8 fs6 fc3 sc0 ls7">no</div><div class="t m6 x14 hd y56 ff7 fs7 fc3 sc0 ls8">média</div><div class="t m7 x15 he y57 ff7 fs8 fc3 sc0 ls9">da</div><div class="t m8 x16 hf y58 ff7 fs9 fc3 sc0 lsa ws7">amostra</div><div class="t m9 x17 h10 y59 ff9 fsa fc3 sc0 ls1">\u2467</div><div class="t ma x17 h11 y5a ff7 fsb fc3 sc0 ls1">\u2022</div><div class="t mb x17 h12 y5b ff7 fsc fc3 sc0 ls1">\u2022</div><div class="t mc x17 h13 y5c ff7 fsd fc3 sc0 ls1">\u2022</div></div><div class="pi" data-data="{"ctm":[1.000000,0.000000,0.000000,1.000000,0.000000,0.000000]}"></div></div> <div id="pf3" class="pf w0 h0" data-page-no="3"><div class="pc pc3 w0 h0"><img fetchpriority="low" loading="lazy" class="bi x18 y5d w6 h14" alt="" src="https://files.passeidireto.com/af72f2cc-e519-4800-b343-cf725419299e/bg3.png"><div class="c x7 y7 w4 h4"><div class="t m0 xb h5 y2f ff2 fs0 fc0 sc0 ls1 ws1">3)<span class="ff5 ls3 ws4"> </span><span class="ws4">Um <span class="blank _1"> </span>novo <span class="blank _1"> </span>procedimento <span class="blank _6"> </span>para <span class="blank _1"> </span>a <span class="blank _1"> </span>determinação <span class="blank _6"> </span>rápida <span class="blank _1"> </span>da <span class="blank _1"> </span>porcentagem <span class="blank _1"> </span>de <span class="blank _6"> </span>enxofre </span></div><div class="t m0 xc h5 y30 ff2 fs0 fc0 sc0 ls1 ws4">(s) <span class="blank _2"> </span>em <span class="blank _2"> </span>querosene <span class="blank _1"> </span>foi testado <span class="blank _8"> </span>em <span class="blank _2"> </span>uma <span class="blank _2"> </span>amostra <span class="blank _8"> </span>de <span class="blank _2"> </span>teor <span class="blank _8"> </span>conhecido <span class="blank _2"> </span>de <span class="blank _8"> </span>S <span class="blank _2"> </span>( <span class="blank _2"> </span>0,123%). </div><div class="t m0 xc h5 y31 ff2 fs0 fc0 sc0 ls1 ws4">Os <span class="blank _1"> </span>resultados <span class="blank _1"> </span>obtidos <span class="blank _6"> </span>foram, <span class="blank _1"> </span>0,112; <span class="blank _1"> </span>0,118; <span class="blank _6"> </span>0,115 <span class="blank _1"> </span>e <span class="blank _1"> </span>0,119%. <span class="blank _6"> </span> <span class="blank _1"> </span>Os <span class="blank _1"> </span>dados <span class="blank _6"> </span>indicam </div><div class="t m0 xc h5 y32 ff2 fs0 fc0 sc0 ls1 ws4">que <span class="blank _1"> </span>existe <span class="blank _6"> </span>uma <span class="blank _1"> </span>diferença <span class="blank _6"> </span>significativa <span class="blank _1"> </span>no <span class="blank _6"> </span>método <span class="blank _1"> </span>em <span class="blank _6"> </span>um <span class="blank _1"> </span>nível <span class="blank _6"> </span>de <span class="blank _1"> </span>confiança <span class="blank _6"> </span>de </div><div class="t m0 xc h5 y33 ff2 fs0 fc0 sc0 ls1 ws4">95%? </div><div class="t m0 xc h5 y34 ff2 fs0 fc0 sc0 ls1 ws4"> </div><div class="t m0 x12 h5 y5e ff2 fs0 fc0 sc0 ls1 ws4"> </div><div class="t m0 x4 h5 y5f ff2 fs0 fc2 sc0 ls1 ws4">Resposta: tcalculado = |-4,375| </div><div class="t m0 x4 h5 y60 ff2 fs0 fc2 sc0 ls1 ws4">Verifica-se que <span class="blank _4"></span>o valor <span class="blank _0"></span>crítico de <span class="blank _4"></span><span class="ff4 ls2">t <span class="ff2 ls1">para <span class="blank _0"></span>3 <span class="blank _0"></span>graus de <span class="blank _4"></span>liberdade (n-1) <span class="blank _0"></span>a nível <span class="blank _4"></span>de confiança <span class="blank _0"></span>de </span></span></div><div class="t m0 x4 h5 y61 ff2 fs0 fc2 sc0 ls1 ws4">95% é de 3,18. <span class="blank _2"> </span>Dado que <span class="ff4">t <span class="blank _2"> </span>calculado > t <span class="blank _2"> </span>tabelado</span>, concluímos que existe <span class="blank _2"> </span>uma diferença </div><div class="t m0 x4 h5 y62 ff2 fs0 fc2 sc0 ls1 ws4">significativa em um nível de 95% de confiança e que existe um viés no método<span class="fc0">. </span></div><div class="t m0 x4 h5 y63 ff2 fs0 fc0 sc0 ls1 ws4"> </div><div class="t m0 xb h5 y64 ff2 fs0 fc0 sc0 ls1 ws1">4)<span class="ff5 ls3 ws4"> </span><span class="ws4">Considerando <span class="blank _0"></span>o <span class="blank _0"></span>controle <span class="blank _0"></span>de <span class="blank _4"></span>qualidade das <span class="blank _0"></span>amostras <span class="blank _4"></span>de urina <span class="blank _0"></span>dos <span class="blank _4"></span>atletas olímpicos </span></div><div class="t m0 xc h6 y65 ff2 fs0 fc0 sc0 ls1 ws4">com <span class="blank _4"></span>intuito de <span class="blank _4"></span>checar <span class="blank _0"></span>doping, <span class="blank _4"></span>em particular <span class="blank _4"></span>o <span class="blank _0"></span>teor <span class="blank _4"></span>de cafeína <span class="blank _4"></span>acima <span class="blank _0"></span>de <span class="blank _4"></span>12,16 µgL<span class="ff3 fs1 v1">-</span></div><div class="t m0 xc h15 y66 ff3 fs1 fc0 sc0 lsb">1<span class="ff2 fs0 ls1 ws4 v2">. <span class="blank _6"> </span>Em <span class="blank _6"> </span>uma <span class="blank _6"> </span>amostra <span class="blank _1"> </span>de <span class="blank _6"> </span>um <span class="blank _6"> </span>atleta <span class="blank _6"> </span>foi <span class="blank _6"> </span>encontrado <span class="blank _6"> </span>uma <span class="blank _6"> </span>concentração <span class="blank _6"> </span>média <span class="blank _6"> </span>(para </span></div><div class="t m0 xc h6 y67 ff2 fs0 fc0 sc0 ls1 ws4">n=5) de 12,16 µgL<span class="ff3 fs1 ws3 v1">-1</span> </div><div class="t m0 x4 h6 y68 ff2 fs0 fc0 sc0 ls1 ws4">(no <span class="blank _3"> </span>intervalo <span class="blank _3"> </span>de <span class="blank _5"> </span>12,0 <span class="blank _3"> </span>a <span class="blank _3"> </span>12,28 <span class="blank _3"> </span>µgL<span class="ff3 fs1 ws3 v1">-1</span> <span class="blank _5"> </span>) <span class="blank _3"> </span>com <span class="blank _3"> </span>desvio <span class="blank _3"> </span>padrão <span class="blank _3"> </span>da <span class="blank _5"> </span>média <span class="blank _3"> </span>de <span class="blank _3"> </span>0,07µgL<span class="ff3 fs1 ws3 v1">-1</span> <span class="blank _3"> </span>. <span class="blank _5"> </span>O </div><div class="t m0 x4 h5 y69 ff2 fs0 fc0 sc0 ls1 ws4">treinador <span class="blank _4"></span>do atleta <span class="blank _4"></span>afirma <span class="blank _4"></span>que o <span class="blank _4"></span>resultado <span class="blank _4"></span>é estatisticam<span class="blank _0"></span>ente <span class="blank _4"></span>equivalente ao <span class="blank _4"></span>ponto <span class="blank _4"></span>de corte </div><div class="t m0 x4 h6 y6a ff2 fs0 fc0 sc0 ls1 ws4">de 12,00 µgL<span class="ff3 fs1 ws3 v1">-1</span>. Esses dois valores são equivalentes no nível de 95%? </div><div class="t m0 x4 h5 y6b ff2 fs0 fc2 sc0 ls1 ws4"> </div><div class="t m0 x4 h5 y6c ff2 fs0 fc2 sc0 ls1 ws4">R= test t <span class="blank _0"></span>(calculado) = <span class="blank _0"></span>2,28. Test t <span class="blank _0"></span>(tabelado) de <span class="blank _0"></span>2,78 para um <span class="blank _0"></span>grau de <span class="blank _0"></span>liberdade ( n-1) <span class="blank _0"></span>de </div><div class="t m0 x4 h5 y6d ff2 fs0 fc2 sc0 ls1 ws4">4. <span class="blank _0"></span>Portanto <span class="blank _0"></span>desde <span class="blank _4"></span>que teste <span class="blank _4"></span>t calculado <span class="blank _4"></span>é menor <span class="blank _4"></span>que o <span class="blank _4"></span>tabelado, então <span class="blank _4"></span>não existe <span class="blank _4"></span>diferença </div><div class="t m0 x4 h5 y6e ff2 fs0 fc2 sc0 ls1 ws4">significativa entre os resultados, ou seja a urina do atleta está limpa. </div><div class="t m0 x4 h5 y6f ff2 fs0 fc0 sc0 ls1 ws4"> </div><div class="t m0 xb h5 y70 ff2 fs0 fc0 sc0 ls1 ws1">5)<span class="ff5 ls3 ws4"> </span><span class="ws4">Um <span class="blank _6"> </span>novo <span class="blank _6"> </span>método <span class="blank _6"> </span>gravimétrico <span class="blank _3"> </span>foi <span class="blank _6"> </span>desenvolvido <span class="blank _6"> </span>para <span class="blank _6"> </span>análise <span class="blank _6"> </span>de <span class="blank _3"> </span>Ferro <span class="blank _6"> </span>(III) <span class="blank _6"> </span><span class="ls2">em </span></span></div><div class="t m0 xc h5 y71 ff2 fs0 fc0 sc0 ls1 ws4">xarope. <span class="blank _4"></span>A <span class="blank _4"></span>efeiciencia <span class="blank _4"></span>do <span class="blank _4"></span>método <span class="blank _0"></span>foi <span class="blank _4"></span>testada <span class="blank _4"></span>analisando <span class="blank _4"></span>ferro <span class="blank _4"></span>pelo <span class="blank _0"></span>metodo <span class="blank _4"></span>A <span class="blank _4"></span>e <span class="blank _4"></span>pelo </div><div class="t m0 xc h5 y72 ff2 fs0 fc0 sc0 ls1 ws4">método <span class="blank _4"></span>de <span class="blank _4"></span>refrencia <span class="blank _4"></span>B. <span class="blank _0"></span>Os <span class="blank _4"></span>resultados <span class="blank _4"></span>são <span class="blank _4"></span>dados <span class="blank _0"></span>na <span class="blank _4"></span>tabela <span class="blank _4"></span>abaixo <span class="blank _4"></span>em <span class="blank _4"></span>% <span class="blank _0"></span>(m/m) <span class="blank _4"></span>para </div><div class="t m0 xc h5 y73 ff2 fs0 fc0 sc0 ls1 ws4">cada análise: </div></div><div class="c x18 y74 w7 h16"><div class="t m0 x19 h3 y75 ff1 fs0 fc0 sc0 ls1 ws4">Metodo <span class="ls0">A </span> </div></div><div class="c x1a y74 w8 h16"><div class="t m0 x19 h3 y75 ff1 fs0 fc0 sc0 ls1 ws4">Metodo referencia B </div></div><div class="c x18 y76 w7 h16"><div class="t m0 x19 h5 y77 ff2 fs0 fc0 sc0 ls1 ws4">20,10 </div></div><div class="c x1a y76 w8 h16"><div class="t m0 x19 h5 y77 ff2 fs0 fc0 sc0 ls1 ws4">18,89 </div></div><div class="c x18 y78 w7 h16"><div class="t m0 x19 h5 y79 ff2 fs0 fc0 sc0 ls1 ws4">20,50 </div></div><div class="c x1a y78 w8 h16"><div class="t m0 x19 h5 y79 ff2 fs0 fc0 sc0 ls1 ws4">19,20 </div></div><div class="c x18 y7a w7 h17"><div class="t m0 x19 h5 y7b ff2 fs0 fc0 sc0 ls1 ws4">18,65 </div></div><div class="c x1a y7a w8 h17"><div class="t m0 x19 h5 y7b ff2 fs0 fc0 sc0 ls1 ws4">19,00 </div></div><div class="c x18 y7c w7 h16"><div class="t m0 x19 h5 y7d ff2 fs0 fc0 sc0 ls1 ws4">19,25 </div></div><div class="c x1a y7c w8 h16"><div class="t m0 x19 h5 y7d ff2 fs0 fc0 sc0 ls1 ws4">19,70 </div></div><div class="c x18 y7e w7 h16"><div class="t m0 x19 h5 y7f ff2 fs0 fc0 sc0 ls1 ws4">19,40 </div></div><div class="c x1a y7e w8 h16"><div class="t m0 x19 h5 y7f ff2 fs0 fc0 sc0 ls1 ws4">19,40 </div></div><div class="c x18 y80 w7 h16"><div class="t m0 x19 h5 y81 ff2 fs0 fc0 sc0 ls1 ws4">19,99 </div></div><div class="c x1a y80 w8 h16"><div class="t m0 x19 h5 y81 ff2 fs0 fc0 sc0 ls1 ws4">- </div></div><div class="c x7 y7 w4 h4"><div class="t m0 x4 h5 y82 ff2 fs0 fc0 sc0 ls1 ws4"> </div><div class="t m0 x4 h5 y83 ff2 fs0 fc0 sc0 ls1 ws4">Existe uma significativa diferença entre os do<span class="ls2 ws2">is</span> métodos? Para responder, calcule a </div><div class="t m0 x4 h5 y84 ff2 fs0 fc0 sc0 ls1 ws4">precisão (teste F) e exatidão (teste t) entre os métodos. </div><div class="t m0 x4 h5 y85 ff2 fs0 fc0 sc0 ls1 ws4"> </div><div class="t m0 x4 h5 y86 ff2 fs0 fc0 sc0 ls1 ws4"> </div><div class="t m0 x4 h5 y87 ff2 fs0 fc0 sc0 ls1 ws4"> </div></div></div><div class="pi" data-data="{"ctm":[1.000000,0.000000,0.000000,1.000000,0.000000,0.000000]}"></div></div> <div id="pf4" class="pf w0 h0" data-page-no="4"><div class="pc pc4 w0 h0"><img fetchpriority="low" loading="lazy" class="bi x1b y88 w9 h18" alt="" src="https://files.passeidireto.com/af72f2cc-e519-4800-b343-cf725419299e/bg4.png"><div class="c x7 y7 w4 h4"><div class="t m0 xb h5 y2f ff2 fs0 fc0 sc0 ls1 ws1">6)<span class="ff5 ls3 ws4"> </span><span class="ws4">Três métodos analíticos diferentes <span class="blank _0"></span>são comparados em relação <span class="blank _0"></span>à determinação de </span></div><div class="t m0 xc h5 y30 ff2 fs0 fc0 sc0 ls1 ws4">Ca. Estamos interessados <span class="blank _0"></span>em saber se <span class="blank _0"></span>os métodos diferem <span class="blank _0"></span>entre si. Os <span class="blank _0"></span>resultados, </div><div class="t m0 xc h5 y31 ff2 fs0 fc0 sc0 ls1 ws4">expressos <span class="blank _8"> </span>em <span class="blank _8"> </span>ppm <span class="blank _8"> </span>de <span class="blank _8"> </span>Ca, <span class="blank _8"> </span>representam <span class="blank _8"> </span>determinações <span class="blank _8"> </span>por <span class="blank _8"> </span>colorimetria, <span class="blank _8"> </span>titulação </div><div class="t m0 xc h5 y32 ff2 fs0 fc0 sc0 ls1 ws4">com EDTA e espectrometria de absorção atômica. </div><div class="t m0 x1c h5 y89 ff2 fs0 fc0 sc0 ls1 ws4"> </div><div class="t m0 x4 h5 y8a ff2 fs0 fc0 sc0 ls1 ws4"> </div><div class="t m0 x4 h5 y8b ff2 fs0 fc0 sc0 ls1 ws4">(a) <span class="blank _6"> </span>Determine <span class="blank _6"> </span>se <span class="blank _3"> </span>existem <span class="blank _6"> </span>diferenças <span class="blank _6"> </span>significativas <span class="blank _3"> </span>na <span class="blank _6"> </span>precisão <span class="blank _6"> </span>entre <span class="blank _6"> </span>os <span class="blank _3"> </span>três <span class="blank _6"> </span>métodos <span class="blank _6"> </span>a </div><div class="t m0 x4 h5 y8c ff2 fs0 fc0 sc0 ls1 ws4">níveis </div><div class="t m0 x4 h5 y8d ff2 fs0 fc0 sc0 ls1 ws4">de confiança de 95% e 99%? </div><div class="t m0 x4 h5 y8e ff2 fs0 fc0 sc0 ls1 ws4">(b) <span class="blank _4"></span>Se <span class="blank _4"></span>foi <span class="blank _0"></span>detectada <span class="blank _4"></span>a <span class="blank _4"></span>diferença <span class="blank _4"></span>a <span class="blank _0"></span>um <span class="blank _4"></span>nível <span class="blank _4"></span>de <span class="blank _4"></span>confiança <span class="blank _0"></span>de <span class="blank _4"></span>95%, <span class="blank _4"></span>determine <span class="blank _4"></span>quais mé<span class="blank _0"></span>todos </div><div class="t m0 x4 h5 y8f ff2 fs0 fc0 sc0 ls1 ws4">diferem dos outros </div><div class="t m0 x4 h5 y90 ff2 fs0 fc0 sc0 ls1 ws4"> </div><div class="t m0 x4 h3 y91 ff1 fs0 fc0 sc0 ls1 ws4">Teste de valor anômalo usando teste Q </div><div class="t m0 x4 h5 y92 ff2 fs0 fc0 sc0 ls1 ws4"> </div><div class="t m0 xb h5 y93 ffa fse fc0 sc0 lsd ws8">1)<span class="ffb lsc ws4"> <span class="ff2 fs0 ls1">Uma <span class="blank _7"> </span>mostra <span class="blank _7"> </span>de <span class="blank _7"> </span>urina <span class="blank _7"> </span>contendo <span class="blank _7"> </span>teores <span class="blank _7"> </span>de <span class="blank _7"> </span>maconha <span class="blank _7"> </span>é <span class="blank _7"> </span>enviada <span class="blank _7"> </span>para <span class="blank _7"> </span>vários </span></span></div><div class="t m0 xc h5 y94 ff2 fs0 fc0 sc0 ls1 ws4">laboratórios <span class="blank _9"> </span>de <span class="blank _9"> </span>análise <span class="blank _9"> </span>de <span class="blank _9"> </span>drogas. <span class="blank _9"> </span>Os <span class="blank _9"> </span>laboratórios <span class="blank _9"> </span>relataram <span class="blank _9"> </span>os <span class="blank _9"> </span>seguintes </div><div class="t m0 xc h6 y95 ff2 fs0 fc0 sc0 ls1 ws4">resultados: <span class="blank _0"></span>Lab <span class="blank _0"></span>1-55,3 <span class="blank _4"></span>µgL<span class="ff3 fs1 ws3 v1">-<span class="blank _2"> </span>1</span>, Lab2 <span class="blank _4"></span>- 57,8 <span class="blank _4"></span>µgL<span class="ff3 fs1 ws3 v1">-1</span> , <span class="blank _4"></span>Lab 3 <span class="blank _4"></span>- 54,0 <span class="blank _4"></span>µgL<span class="ff3 fs1 ws3 v1">-1</span> , <span class="blank _4"></span>Lab 4 <span class="blank _4"></span>- 68,1 </div><div class="t m0 xc h6 y96 ff2 fs0 fc0 sc0 ls1 ws1">µgL<span class="ff3 fs1 ws3 v1">-1</span><span class="ws4"> e <span class="blank _0"></span>Lab 5 <span class="blank _4"></span>- 58,7 µgL<span class="ff3 fs1 ws3 v1">-1</span> . <span class="blank _4"></span>Use o teste <span class="blank _0"></span>Q para <span class="blank _4"></span>avaliar se alguns <span class="blank _4"></span>desses resultados </span></div><div class="t m0 xc h5 y97 ff2 fs0 fc0 sc0 ls1 ws4">podem ser considerados um valor anômalo no nível de confiança de 95%. </div><div class="t m0 x4 h5 y98 ff2 fs0 fc2 sc0 ls1 ws4"> </div><div class="t m0 x4 h5 y99 ff2 fs0 fc2 sc0 ls1 ws4">R: Qcal = 0,67 e Q tab= 0,71. Portanto para 95% de confiança , com N=5, o ponto 68,1 </div><div class="t m0 x4 h6 y9a ff2 fs0 fc2 sc0 ls1 ws1">µgL<span class="ff3 fs1 ws3 v1">-1</span><span class="ws4"> não pode ser considerado anômalo. </span></div><div class="t m0 x4 h5 y9b ff2 fs0 fc2 sc0 ls1 ws4"> </div><div class="t m0 xb h5 y9c ffa fse fc0 sc0 lsd ws8">2)<span class="ffb lsc ws4"> <span class="ff2 fs0 ls1">Os seguintes resultados de cloreto (meq/L) em amostras de sangue são </span></span></div><div class="t m0 xc h5 y9d ff2 fs0 fc0 sc0 ls1 ws4">repotados: 103; 106; 107; 114 meq/L. O vaor 114 deve ser descartado a um </div><div class="t m0 xc h5 y9e ff2 fs0 fc0 sc0 ls1 ws4">nível de confiança de 95%? </div><div class="t m0 x4 h5 y9f ff2 fs0 fc0 sc0 ls1 ws4"> </div><div class="t m0 x4 h5 ya0 ff2 fs0 fc2 sc0 ls1 ws4">R: Qcal (0,64) < <span class="ls0">Q </span>tab (0,76). Portanto para 95% de confiança , com N=4, o valor 114 </div><div class="t m0 x4 h5 ya1 ff2 fs0 fc2 sc0 ls1 ws4">meq/L não pode ser considerado anômalo. </div><div class="t m0 x4 h5 ya2 ff2 fs0 fc0 sc0 ls1 ws4"> </div></div></div><div class="pi" data-data="{"ctm":[1.000000,0.000000,0.000000,1.000000,0.000000,0.000000]}"></div></div> <div id="pf5" class="pf wa h19" data-page-no="5"><div class="pc pc5 wa h19"><img fetchpriority="low" loading="lazy" class="bi x7 y7 wb h1a" alt="" src="https://files.passeidireto.com/af72f2cc-e519-4800-b343-cf725419299e/bg5.png"><div class="t md x1d h1b ya3 ffc fsf fc4 sc0 ls1 ws4">1) Explique a diferença entr<span class="blank _0"></span>e:</div><div class="t md x1d h1b ya4 ffc fsf fc4 sc0 ls1 ws4">a) Erro constante e pr<span class="blank _0"></span>oporcional</div><div class="t md x1d h1c ya5 ffd fsf fc0 sc0 ls1 ws4">O erro constante permanece igual mesmo quando o tamanho da amostra varia. O erro proporcional varia com a mudança </div><div class="t md x1d h1c ya6 ffd fsf fc0 sc0 ls1 ws4">do tamanho da amostra. </div><div class="t md x1d h1b ya7 ffc fsf fc4 sc0 ls1 ws4">b) Erro aleatório e sistemático</div><div class="t md x1d h1c ya8 ffd fsf fc0 sc0 ls1 ws4">Erro aleatório afeta a precisão dos resultados. Enquanto o erro sistemático afeta a exatidão dos resultados. </div><div class="t md x1d h1b ya9 ffc fsf fc4 sc0 ls1 ws4">c) Média e mediana</div><div class="t md x1d h1c yaa ffd fsf fc0 sc0 ls1 ws4">A<span class="blank _4"></span> média é obtida pela divisão da soma de medidas pelo número de medidas. Já a mediana é o resultado central são </div><div class="t md x1d h1c yab ffd fsf fc0 sc0 ls1 ws4">organizadas de acordo com uma sequência crescente/decrescente.</div><div class="t md x1d h1b yac ffc fsf fc4 sc0 ls1 ws4">d) Erro absoluto e r<span class="blank _0"></span>elativo</div><div class="t md x1d h1c yad ffd fsf fc0 sc0 ls1 ws4">O erro absoluto é a diferença entre o valor medido e o valor verdadeiro. Enquanto, o erro relativo é o erro absoluto </div><div class="t md x1d h1c yae ffd fsf fc0 sc0 ls1 ws4">dividido pelo valor verdadeiro. </div><div class="t md x1d h1b yaf ffc fsf fc4 sc0 ls1 ws4">2) Cite três tipos de erros sistemáticos. Como os err<span class="blank _0"></span>os sistemáticos de método podem ser eliminados? </div><div class="t md x1d h1c yb0 ffd fsf fc0 sc0 ls1 ws4">Erros instrumentais são causados pelo comportamento não ideal de um instrumento, erros de método surgem do </div><div class="t md x1d h1c yb1 ffd fsf fc0 sc0 ls1 ws4">comportamento químico ou físico não ideal de sistemas analíticos e erros pessoais resultam de ações do analista.</div><div class="t md x1d h1c yb2 ffd fsf fc0 sc0 ls1 ws4">Os erros de método podem ser reduzidos através da certificação de uma padronização correta.</div><div class="t md x1d h1b yb3 ffc fsf fc4 sc0 ls1 ws4">5) Diferencie entr<span class="blank _0"></span>e:</div><div class="t md x1d h1b yb4 ffc fsf fc4 sc0 ls1 ws4">(a) Desvio padrão de uma amostra e variância de uma amostra. </div><div class="t md x1d h1c yb5 ffd fsf fc0 sc0 ls1 ws4">O desvio padrão é uma medida de dispersão de um conjunto de dados. Enquanto, a variância é uma medida que mostra o </div><div class="t md x1d h1c yb6 ffd fsf fc0 sc0 ls1 ws4">quão distante cada valor está do valor médio.</div><div class="t md x1d h1b yb7 ffc fsf fc4 sc0 ls1 ws4">(b) Média da população e média da amostra.</div><div class="t md x1d h1c yb8 ffd fsf fc0 sc0 ls1 ws4">Média populacional representa a média real de toda a população, enquanto a média da amostra, consiste na média </div><div class="t md x1d h1c yb9 ffd fsf fc0 sc0 ls1 ws4">aritmética de valores aleatórios retirados da população.</div><div class="t md x1d h1b yba ffc fsf fc4 sc0 ls1 ws4">(c) Exatidão e precisão.</div><div class="t md x1d h1c ybb ffd fsf fc0 sc0 ls1 ws4">A<span class="blank _4"></span> exatidão mostra que o valor da medida está muito próximo do valor real, e a precisão indica o quanto as medidas </div><div class="t md x1d h1c ybc ffd fsf fc0 sc0 ls1 ws4">repetidas estão próximas umas das outras.</div><div class="t md x1d h1b ybd ffc fsf fc4 sc0 ls1 ws4">(d) Erro sistemático e aleatório. </div><div class="t md x1d h1c ybe ffd fsf fc0 sc0 ls1 ws4">O erro sistemático não pode ser eliminado, podendo ser reduzido ou corrigido. Por outro lado o erro aleatório é a parcela </div><div class="t md x1d h1c ybf ffd fsf fc0 sc0 ls1 ws4">imprevisível do erro e se se origina de variações temporais ou espaciais.</div><div class="t me x1e h1d yc0 ff7 fs10 fc3 sc0 ls1">\u2022</div><div class="t mf x1f h1e yc1 ff7 fs11 fc3 sc0 ls10 ws9">Erros</div><div class="t m10 x20 h1f yc2 ff7 fs12 fc3 sc0 ls11">em</div><div class="t m11 x1 h20 yc3 ff7 fs13 fc3 sc0 ls12 wsa">análise</div><div class="t m12 x21 h21 yc4 ffe fs14 fc3 sc0 ls13 wsb">química</div><div class="t m13 x3 h22 yc5 ff7 fs15 fc3 sc0 ls1">:</div><div class="t m14 x1d h23 yc6 ff7 fs16 fc3 sc0 ls14">3-</div><div class="t m15 x22 h24 yc7 fff fs17 fc3 sc0 ls15 wsc">questão</div><div class="t m16 x23 h25 yc8 ff7 fs18 fc3 sc0 ls16">a)</div><div class="t m17 x24 h26 yc9 ff7 fs19 fc3 sc0 ls17">50mL</div><div class="t m18 x1 h27 yca ff7 fs1a fc3 sc0 ls1">:</div><div class="t m19 x25 h28 ycb ff7 fs1b fc3 sc0 ls1">e</div><div class="t m1a x26 h29 ycc ff7 fs1c fc3 sc0 ls1">%</div><div class="t m1b x4 h2a ycd ff7 fs1d fc3 sc0 ls1">=</div><div class="t m1c x27 h2b yce ff7 fs1e fc3 sc0 ls18 wsd">0,0<span class="blank"> </span>-<span class="blank"> </span>4.1<span class="blank"> </span>0<span class="blank"> </span>0</div><div class="t m1d x28 h2c ycf ff7 fs1f fc3 sc0 ls1">=</div><div class="t m1e x3 h2d yd0 ff7 fs20 fc3 sc0 ls19 wse">0,0<span class="blank"> </span>8</div><div class="t m1f x29 h2e yd1 ff7 fs21 fc3 sc0 ls1">%</div><div class="t m20 x2a h2f yd2 ff7 fs22 fc3 sc0 ls1a">b)</div><div class="t m21 x2b h30 yd3 ff7 fs23 fc3 sc0 ls1b">10mL</div><div class="t m22 x2c h31 yd4 ff7 fs24 fc3 sc0 ls1">:</div><div class="t m23 x2d h32 yd5 ff7 fs25 fc3 sc0 ls1">é</div><div class="t m24 x2e h33 yd6 ff7 fs26 fc3 sc0 ls1">=</div><div class="t m25 x2f h34 yd7 ff10 fs27 fc3 sc0 ls1c wsf">01<span class="ff11">¥</span></div><div class="t m26 x30 h35 yd8 ff7 fs28 fc3 sc0 ls1">.</div><div class="t m27 x31 h36 yd9 ff7 fs29 fc3 sc0 ls1d ws10">100=0<span class="blank _4"></span>,4</div><div class="t m28 x32 h37 yda ff7 fs2a fc3 sc0 ls1">%</div><div class="t m29 x33 h38 ydb ff7 fs2b fc3 sc0 ls1e">50</div><div class="t m2a x1d h39 ydc ff7 fs2c fc3 sc0 ls1f">6°</div><div class="t m2b x22 h3a ydd ff12 fs2d fc3 sc0 ls20 ws11">questão</div><div class="t m2c x23 h3b yde ff7 fs2e fc3 sc0 ls1">\u2022</div><div class="t m2d x34 h3c ydf ff7 fs2f fc3 sc0 ls21">Média</div><div class="t m2e x35 h3d ye0 ff7 fs30 fc3 sc0 ls1">:</div><div class="t m2f x36 h3e ye1 ff7 fs31 fc3 sc0 ls1">Ã</div><div class="t m30 x0 h3f ye2 ff7 fs32 fc3 sc0 ls1">=</div><div class="t m31 x37 h40 ye3 ff7 fs33 fc3 sc0 ls22 ws12">0,75<span class="blank _2"> </span>2</div><div class="t m32 x38 h41 ye4 ff7 fs34 fc3 sc0 lse ws13">-10<span class="blank _0"></span>,7<span class="blank _0"></span>56+0<span class="blank _0"></span>,<span class="blank _0"></span>752+0<span class="blank _4"></span>,751+0<span class="blank _0"></span>,<span class="blank _0"></span>760</div><div class="t m33 x39 h42 ye5 ff7 fs35 fc3 sc0 ls1">=</div><div class="t m34 x3a h43 ye6 ff7 fs36 fc3 sc0 ls23 ws14">0,75<span class="blank _2"> </span>4</div><div class="t m35 x3b h44 ye7 ff7 fs37 fc3 sc0 ls24">ppm</div><div class="t m36 x3c h45 ye8 ff7 fs38 fc3 sc0 ls1">5</div><div class="t m37 x1d h46 ye9 ff7 fs39 fc3 sc0 ls1">\u2022</div><div class="t m38 x34 h47 yea ff7 fs3a fc3 sc0 ls25 ws15">Desvio</div><div class="t m39 x3d h48 yeb ff7 fs3b fc3 sc0 ls26 ws16">padrão</div><div class="t m3a x4 h49 yec ff7 fs3c fc3 sc0 ls27">:S</div><div class="t m3b x3e h4a yed ff7 fs3d fc3 sc0 ls1">=</div><div class="t m3c x3f h4b yee ff13 fs3e fc3 sc0 lsf ws17">|(q752-Q75Â<span class="blank _0"></span>+(Q756-q75Â<span class="blank _0"></span>+(q752-q75Ã(q751Â</div><div class="t m3d x40 h4c yef ff14 fs3f fc3 sc0 ls28 ws18">tott</div><div class="t m3e x34 h4d yf0 ff7 fs40 fc3 sc0 ls29">da</div><div class="t m3f x41 h4e yf1 ff7 fs41 fc3 sc0 ls2a ws19">população</div><div class="t m40 x27 h4f yf2 ff7 fs42 fc3 sc0 ls1">s</div><div class="t m41 x3e h50 yf3 ff7 fs43 fc3 sc0 ls1">=</div><div class="t m42 x18 h51 yf4 ff7 fs44 fc3 sc0 ls2b ws1a">0,0<span class="blank"> </span>0<span class="blank"> </span>3<span class="blank"> </span>3</div><div class="t m43 x2f h52 yf5 ff7 fs45 fc3 sc0 ls1">°</div><div class="t m44 x42 h53 yf6 ff7 fs46 fc3 sc0 ls1">\u2022</div><div class="t m45 x43 h54 yf7 ff7 fs47 fc3 sc0 ls2c ws1b">Desvio</div><div class="t m46 x44 h55 yf8 ff7 fs48 fc3 sc0 ls2d ws1c">padrão</div><div class="t m47 x45 h56 yf9 ff7 fs49 fc3 sc0 ls1">:</div><div class="t m48 x38 h57 yfa ff7 fs4a fc3 sc0 ls1">.</div><div class="t m49 x46 h58 yfb ff7 fs4b fc3 sc0 ls1">s</div><div class="t m3b x47 h4a yfc ff7 fs3d fc3 sc0 ls1">=</div><div class="t m4a x48 h59 yfd ff15 fs4c fc3 sc0 ls2e ws1d">|(q752-Q75Â+(Q756-q75Â<span class="blank _4"></span>+(q752-q75Ã+(q751Â</div><div class="t m4b x49 h4c yfe ff14 fs3f fc3 sc0 ls2f ws1e">5Ã7754</div><div class="t m4c x34 h5a yff ff7 fs4d fc3 sc0 ls30">da</div><div class="t m4d x4a h5b y100 ff7 fs4e fc3 sc0 ls31 ws1f">amostra</div><div class="t m4e x4b h4f y101 ff7 fs42 fc3 sc0 ls1">s</div><div class="t m41 x47 h50 y102 ff7 fs43 fc3 sc0 ls1">=</div><div class="t m4f x4c h5c y103 ff7 fs4f fc3 sc0 ls32 ws20">0,0<span class="blank"> </span>0<span class="blank"> </span>1<span class="blank"> </span>3<span class="blank"> </span>7</div><div class="t m50 x4d h5d y104 ff7 fs50 fc3 sc0 ls1">"</div><div class="t m51 x42 h5e y105 ff7 fs51 fc3 sc0 ls1">\u2022</div><div class="t m52 x43 h5f y106 ff7 fs52 fc3 sc0 ls33 ws21">Va<span class="blank"> </span>r<span class="blank"> </span>i<span class="blank"> </span>â<span class="blank"> </span>n<span class="blank"> </span>c<span class="blank"> </span>i<span class="blank"> </span>a</div><div class="t m53 x26 h60 y107 ff7 fs53 fc3 sc0 ls1">:</div><div class="t m54 x4e h61 y108 ff7 fs54 fc3 sc0 ls34 ws22">Va<span class="blank"> </span>r</div><div class="t m55 x4f h62 y109 ff7 fs55 fc3 sc0 ls1">=</div><div class="t m56 x18 h63 y10a ff7 fs56 fc3 sc0 ls35">sa</div><div class="t m57 x50 h64 y10b ff7 fs57 fc3 sc0 ls1">=</div><div class="t m58 x3c h65 y10c ff16 fs58 fc3 sc0 ls36 ws23">1,14<span class="blank"> </span>-<span class="blank"> </span>1<span class="blank"> </span>0<span class="blank"> </span>-<span class="blank"> </span>5</div><div class="t m59 x23 h66 y10d ff7 fs59 fc3 sc0 ls1">\u2022</div><div class="t m5a x34 h67 y10e ff7 fs5a fc3 sc0 ls37 ws24">Coeficiente</div><div class="t m5b x25 h68 y10f ff7 fs5b fc3 sc0 ls38">de</div><div class="t m5c x51 h69 y110 ff7 fs5c fc3 sc0 ls1">V</div><div class="t m5d x8 h6a y111 ff7 fs5d fc3 sc0 ls1">:</div><div class="t m5e x46 h6b y112 ff7 fs5e fc3 sc0 ls39">CV</div><div class="t m5f x18 h6c y113 ff7 fs5f fc3 sc0 ls1">=</div><div class="t m60 x52 h6d y114 ff17 fs60 fc3 sc0 ls3a">YI</div><div class="t m61 x3 h6e y115 ff7 fs61 fc3 sc0 ls1">-</div><div class="t m62 x53 h6f y116 ff7 fs62 fc3 sc0 ls3b">100</div><div class="t m63 x54 h70 y117 ff7 fs63 fc3 sc0 ls1">=</div><div class="t m64 x55 h71 y118 ff18 fs64 fc3 sc0 ls3c ws25">0003%0<span class="blank _4"></span>,<span class="blank _0"></span>754</div><div class="t m65 x2c h72 y119 ff7 fs65 fc3 sc0 ls1">.</div><div class="t m66 x2d h73 y11a ff7 fs66 fc3 sc0 ls3d">100</div><div class="t m67 x56 h74 y11b ff7 fs67 fc3 sc0 ls1">=</div><div class="t m68 x57 h75 y11c ff7 fs68 fc3 sc0 ls3e ws26">45%</div></div><div class="pi" data-data="{"ctm":[1.000000,0.000000,0.000000,1.000000,0.000000,0.000000]}"></div></div> <div id="pf6" class="pf wa h19" data-page-no="6"><div class="pc pc6 wa h19"><img fetchpriority="low" loading="lazy" class="bi x7 y7 wb h1a" alt="" src="https://files.passeidireto.com/af72f2cc-e519-4800-b343-cf725419299e/bg6.png"><div class="t m69 x58 h76 y11d ff7 fs69 fc3 sc0 ls1">\u2022</div><div class="t m6a x1d h77 y11e ff7 fs6a fc3 sc0 ls44 ws27">Tr<span class="blank"> </span>a<span class="blank"> </span>t<span class="blank"> </span>a<span class="blank"> </span>m<span class="blank"> </span>e<span class="blank"> </span>n<span class="blank"> </span>t<span class="blank"> </span>o</div><div class="t m6b x26 h78 y11f ff7 fs6b fc3 sc0 ls1">e</div><div class="t m6c x4 h79 y120 ff19 fs6c fc3 sc0 ls45 ws28">aval<span class="blank"> </span>i<span class="blank"> </span>a<span class="blank"> </span>ç<span class="blank"> </span>ã<span class="blank"> </span>o</div><div class="t m6d x3c h7a y121 ff7 fs6d fc3 sc0 ls46 ws29">estatística</div><div class="t m6e x17 h7b y122 ff7 fs6e fc3 sc0 ls47">de</div><div class="t m6f x59 h7c y123 ff7 fs6f fc3 sc0 ls48 ws2a">dados</div><div class="t m70 x5a h7d y124 ff7 fs70 fc3 sc0 ls1">:</div><div class="t m71 x1f h7e y125 ff7 fs71 fc3 sc0 ls49">1a</div><div class="t m72 x5b h7f y126 ff1a fs72 fc3 sc0 ls4a ws2b">questão</div><div class="t m73 x43 h80 y127 ff7 fs73 fc3 sc0 ls4b">IC</div><div class="t m74 x41 h81 y128 ff7 fs74 fc3 sc0 ls4c">95%</div><div class="t m75 x5c h82 y129 ff7 fs75 fc3 sc0 ls1">-</div><div class="t m76 x5d h83 y12a ff7 fs76 fc3 sc0 ls1">I</div><div class="t m77 x26 h84 y12b ff7 fs77 fc3 sc0 ls1">±</div><div class="t m78 x4e h85 y12c ff7 fs78 fc3 sc0 ls1">#</div><div class="t m79 x21 h86 y12d ff7 fs79 fc3 sc0 ls1">=</div><div class="t m7a x48 h87 y12e ff1b fs7a fc3 sc0 ls4d ws2c">0,0<span class="blank"> </span>8<span class="blank"> </span>4<span class="blank"> </span>+<span class="blank"> </span>-<span class="blank"> </span>4,<span class="blank _2"> </span>3<span class="blank"> </span>%<span class="blank"> </span>0<span class="blank"> </span>0<span class="blank"> </span>5<span class="blank"> </span>-<span class="blank"> </span>-<span class="blank"> </span>0,<span class="blank _2"> </span>0<span class="blank"> </span>8<span class="blank"> </span>4</div><div class="t m7b x5e h88 y12f ff7 fs7b fc3 sc0 ls1">±</div><div class="t m7c x5f h89 y130 ff7 fs7c fc3 sc0 ls4e ws2d">0,0<span class="blank"> </span>1<span class="blank"> </span>24<span class="blank"> </span>%</div><div class="t m7d x60 h8a y131 ff7 fs7d fc3 sc0 ls4f">de</div><div class="t m7e x13 h8b y132 ff1c fs7e fc3 sc0 ls1">\u21b3</div><div class="t m7f x61 h8c y133 ff7 fs7f fc3 sc0 ls50 ws2e">HSDH</div><div class="t m80 x62 h8d y134 ff9 fs80 fc3 sc0 ls1">\u2713</div><div class="t m81 x8 h8e y135 ff7 fs81 fc3 sc0 ls51">no</div><div class="t m82 x43 h8f y136 ff7 fs82 fc3 sc0 ls52 ws2f">dados</div><div class="t m83 x63 h90 y137 ff7 fs83 fc3 sc0 ls1">:</div><div class="t m84 x5c h91 y138 ff7 fs84 fc3 sc0 ls1">I</div><div class="t m85 x25 h92 y139 ff7 fs85 fc3 sc0 ls1">(</div><div class="t m86 x37 h93 y13a ff7 fs86 fc3 sc0 ls53">média</div><div class="t m87 x4b h94 y13b ff7 fs87 fc3 sc0 ls54 ws30">aritmética</div><div class="t m88 x64 h95 y13c ff7 fs88 fc3 sc0 ls1">)</div><div class="t m89 x3 h96 y13d ff7 fs89 fc3 sc0 ls1">=</div><div class="t m8a x65 h97 y13e ff1d fs8a fc3 sc0 ls55">II.</div><div class="t m8b x66 h98 y13f ff7 fs8b fc3 sc0 ls1">=</div><div class="t m8c x17 h99 y140 ff7 fs8c fc3 sc0 ls56 ws31">0,0<span class="blank"> </span>8<span class="blank"> </span>4<span class="blank"> </span>+<span class="blank"> </span>0,0<span class="blank"> </span>8<span class="blank"> </span>9<span class="blank"> </span>+<span class="blank"> </span>0,07<span class="blank"> </span>9<span class="blank"> </span>=<span class="blank"> </span>0,0<span class="blank"> </span>8<span class="blank"> </span>4</div><div class="t m8d x67 h9a y141 ff7 fs8d fc3 sc0 ls1">n</div><div class="t m8e x3a h9b y142 ff7 fs8e fc3 sc0 ls1">3</div><div class="t m8f x5c h9c y143 ff7 fs8f fc3 sc0 ls57">1-</div><div class="t m90 x25 h9d y144 ff7 fs90 fc3 sc0 ls1">(</div><div class="t m91 x68 h9e y145 ff7 fs91 fc3 sc0 ls58 ws32">teste</div><div class="t m92 x8 h9f y146 ff7 fs92 fc3 sc0 ls59 ws33">estatístico</div><div class="t m93 xc ha0 y147 ff7 fs93 fc3 sc0 ls1">)</div><div class="t m94 x5 ha1 y148 ff7 fs94 fc3 sc0 ls1">=</div><div class="t m95 x64 ha2 y149 ff7 fs95 fc3 sc0 ls5a ws34">4,3</div><div class="t m96 x69 ha3 y14a ff7 fs96 fc3 sc0 ls5b">pela</div><div class="t m97 x6a ha4 y14b ff7 fs97 fc3 sc0 ls5c ws35">tabela</div><div class="t m98 x36 ha5 y14c ff7 fs98 fc3 sc0 ls1">s</div><div class="t m99 x5d ha6 y14d ff7 fs99 fc3 sc0 ls1">(</div><div class="t m9a x68 ha7 y14e ff7 fs9a fc3 sc0 ls1 ws36">desvio</div><div class="t m9b x4b ha8 y14f ff1e fs9b fc3 sc0 ls5d ws37">padrão</div><div class="t m9c x5 ha9 y150 ff7 fs9c fc3 sc0 ls1">)</div><div class="t m9d x6b haa y151 ff7 fs9d fc3 sc0 ls1">=</div><div class="t m9e x6c hab y152 ff1f fs9e fc3 sc0 ls3f ws38">Fixit</div><div class="t m9f x6d hac y153 ff7 fs9f fc3 sc0 ls1">:</div><div class="t ma0 x6e had y154 ff7 fsa0 fc3 sc0 ls5e">2-</div><div class="t ma1 x6f hae y155 ff9 fsa1 fc3 sc0 ls1">×</div><div class="t ma2 x3a haf y156 ff7 fsa2 fc3 sc0 ls1">:</div><div class="t ma3 x5a hb0 y157 ff7 fsa3 fc3 sc0 ls1">=</div><div class="t ma4 x70 hb1 y158 ff7 fsa4 fc3 sc0 ls5f ws39">0,0<span class="blank"> </span>8<span class="blank"> </span>4<span class="blank"> </span>+<span class="blank"> </span>0,0<span class="blank"> </span>8<span class="blank"> </span>9<span class="blank"> </span>+<span class="blank"> </span>0,07<span class="blank"> </span>9<span class="blank"> </span>=<span class="blank"> </span>0,2<span class="blank"> </span>5<span class="blank"> </span>2</div><div class="t ma5 x51 hb2 y159 ff7 fsa5 fc3 sc0 ls60">da</div><div class="t ma6 x27 hb3 y15a ff7 fsa6 fc3 sc0 ls40 ws3a">amostra</div><div class="t ma7 x71 hb4 y15b ff7 fsa7 fc3 sc0 ls1">N</div><div class="t ma8 x65 hb5 y15c ff7 fsa8 fc3 sc0 ls1">E</div><div class="t ma9 x6e hb6 y15d ff7 fsa9 fc3 sc0 ls61">2-</div><div class="t maa x6f hb7 y15e ff9 fsaa fc3 sc0 ls1">×</div><div class="t mab x72 hb8 y15f ff9 fsab fc3 sc0 ls1">?</div><div class="t mac xf hb9 y160 ff7 fsac fc3 sc0 ls1">=</div><div class="t mad x5e hba y161 ff7 fsad fc3 sc0 ls62 ws3b">0,0<span class="blank"> </span>8<span class="blank"> </span>4<span class="blank"> </span>%<span class="blank"> </span>0,0<span class="blank"> </span>8<span class="blank"> </span>9<span class="blank"> </span>2<span class="blank"> </span>+<span class="blank"> </span>0,07<span class="blank"> </span>9<span class="blank"> </span>2<span class="blank"> </span>-<span class="blank"> </span>-<span class="blank"> </span>0,0<span class="blank"> </span>2<span class="blank"> </span>1<span class="blank"> </span>2<span class="blank"> </span>1<span class="blank"> </span>8</div><div class="t mae x64 hbb y162 ff7 fsae fc3 sc0 ls1">=</div><div class="t maf x3 hbc y163 ff20 fsaf fc3 sc0 ls1">\u2713</div><div class="t mb0 x73 hbd y164 ff7 fsb0 fc3 sc0 ls63 ws3c">0,0<span class="blank"> </span>2<span class="blank"> </span>1<span class="blank"> </span>2<span class="blank"> </span>1<span class="blank"> </span>8<span class="blank"> </span>-<span class="blank"> </span>9,<span class="blank _2"></span>1<span class="blank"> </span>-<span class="blank"> </span>2<span class="blank"> </span>5<span class="blank"> </span>3<span class="blank"> </span>2<span class="blank"> </span>1<span class="blank"> </span>2<span class="blank"> </span>-<span class="blank"> </span>-<span class="blank"> </span>0,0<span class="blank"> </span>0<span class="blank"> </span>5</div><div class="t mb1 x9 hbe y165 ff7 fsb1 fc3 sc0 ls1">%</div><div class="t mb2 x74 hbf y166 ff7 fsb2 fc3 sc0 ls64">de</div><div class="t mb3 x75 hc0 y167 ff1c fsb3 fc3 sc0 ls1">\u21b3</div><div class="t mb4 x76 hc1 y168 ff7 fsb4 fc3 sc0 ls65">HSOH</div><div class="t mb5 x42 hc2 y169 ff7 fsb5 fc3 sc0 ls1">a</div><div class="t mb6 x43 hc3 y16a ff7 fsb6 fc3 sc0 ls66">a-</div><div class="t mb7 x2 hc4 y16b ff7 fsb7 fc3 sc0 ls67 ws3d">questão</div><div class="t mb8 x1d hc5 y16c ff7 fsb8 fc3 sc0 ls68 ws3e">dados</div><div class="t mb9 x77 hc6 y16d ff7 fsb9 fc3 sc0 ls1">:</div><div class="t mba x47 hc7 y16e ff7 fsba fc3 sc0 ls69">IC</div><div class="t mbb xc hc8 y16f ff7 fsbb fc3 sc0 ls6a ws3f">95%</div><div class="t mbc x78 hc9 y170 ff7 fsbc fc3 sc0 ls1">=</div><div class="t mbd x53 hca y171 ff7 fsbd fc3 sc0 ls1">I</div><div class="t mbe x67 hcb y172 ff7 fsbe fc3 sc0 ls1">±</div><div class="t mbf x6a hcc y173 ff21 fsbf fc3 sc0 ls6b">1<span class="ff22">¥</span></div><div class="t mc0 x79 hcd y174 ff7 fsc0 fc3 sc0 ls1">=</div><div class="t mc1 x39 hce y175 ff23 fsc1 fc3 sc0 ls6c ws40">11<span class="blank _4"></span>,<span class="blank _0"></span>8+-4<span class="blank _4"></span>,3*<span class="blank _0"></span>0<span class="blank _4"></span>,<span class="blank _0"></span>2--<span class="blank _0"></span>11<span class="blank _4"></span>,<span class="blank _0"></span>8</div><div class="t mc2 x7a hcf y176 ff7 fsc2 fc3 sc0 ls1">±</div><div class="t mc3 x14 hd0 y177 ff24 fsc3 fc3 sc0 ls6d ws41">0,5<span class="blank"> </span><span class="ff25">µ<span class="blank"> </span></span>g</div><div class="t mc4 x49 hd1 y178 ff7 fsc4 fc3 sc0 ls1">[</div><div class="t mc5 x7b hd2 y179 ff7 fsc5 fc3 sc0 ls1">'</div><div class="t mc6 x42 hd3 y17a ff7 fsc6 fc3 sc0 ls1">I</div><div class="t mc7 x7c hd4 y17b ff7 fsc7 fc3 sc0 ls1">=</div><div class="t mc8 x7d hd5 y17c ff26 fsc8 fc3 sc0 ls6e ws42">11<span class="blank _0"></span>,<span class="blank _4"></span>8<span class="ff27">µ</span>g</div><div class="t mc9 x7e hd6 y17d ff7 fsc9 fc3 sc0 ls1">L</div><div class="t mca x25 hd7 y17e ff7 fsca fc3 sc0 ls1">"</div><div class="t mcb x1f hd8 y17f ff7 fscb fc3 sc0 ls6f ws43">1--0<span class="blank _0"></span>,2</div><div class="t mcc x35 hd9 y180 ff7 fscc fc3 sc0 ls70 ws44">prgli</div><div class="t mcd x68 hda y181 ff7 fscd fc3 sc0 ls1">'</div><div class="t mce x1d hdb y182 ff7 fsce fc3 sc0 ls1">\u2022</div><div class="t mcf x7f hdc y183 ff7 fscf fc3 sc0 ls71 ws45">Te<span class="blank"> </span>s<span class="blank"> </span>t<span class="blank"> </span>e</div><div class="t md0 x80 hdd y184 ff7 fsd0 fc3 sc0 ls72">de</div><div class="t md1 x0 hde y185 ff28 fsd1 fc3 sc0 ls73 ws46">significância</div><div class="t md2 x5 hdf y186 ff7 fsd2 fc3 sc0 ls1">(</div><div class="t md3 x81 he0 y187 ff7 fsd3 fc3 sc0 ls74 ws47">Te<span class="blank"> </span>s<span class="blank"> </span>t<span class="blank"> </span>e<span class="blank"> </span>s</div><div class="t md4 x1b he1 y188 ff7 fsd4 fc3 sc0 ls1">,</div><div class="t md5 x29 he2 y189 ff7 fsd5 fc3 sc0 ls75 ws48">Te<span class="blank"> </span>s<span class="blank"> </span>t<span class="blank"> </span>e</div><div class="t md6 x82 he3 y18a ff7 fsd6 fc3 sc0 ls76">te</div><div class="t md7 x2b he4 y18b ff7 fsd7 fc3 sc0 ls1">></div><div class="t md8 x3a he5 y18c ff7 fsd8 fc3 sc0 ls77 ws49">este</div><div class="t md9 x83 he6 y18d ff7 fsd9 fc3 sc0 ls78">a)</div><div class="t mda x42 he7 y18e ff7 fsda fc3 sc0 ls79">1°</div><div class="t mdb x5b he8 y18f ff29 fsdb fc3 sc0 ls7a ws4a">questão</div><div class="t mdc x42 he9 y190 ff7 fsdc fc3 sc0 ls7b ws4b">dados</div><div class="t mdd x35 hea y191 ff7 fsdd fc3 sc0 ls1">:</div><div class="t mde x50 heb y192 ff7 fsde fc3 sc0 ls7c">f-</div><div class="t mdf x28 hec y193 ff7 fsdf fc3 sc0 ls1">=</div><div class="t me0 x3 hed y194 ff2a fse0 fc3 sc0 ls7d ws4c">sÂ-</div><div class="t me1 x84 hee y195 ff7 fse1 fc3 sc0 ls1">=</div><div class="t me2 x6a hef y196 ff7 fse2 fc3 sc0 ls7e ws4d">0,0<span class="blank"> </span>2<span class="blank"> </span>5<span class="blank"> </span>6<span class="blank"> </span>-<span class="blank"> </span>-<span class="blank"> </span>3,1<span class="blank"> </span>6<span class="blank"> </span>0<span class="blank"> </span>5</div><div class="t me3 x1f hf0 y197 ff7 fse3 fc3 sc0 ls7f">SE</div><div class="t me4 x4a hf1 y198 ff7 fse4 fc3 sc0 ls80 ws4e">0,0<span class="blank"> </span>9</div><div class="t me5 x5d hf2 y199 ff2b fse5 fc3 sc0 ls81">µ<span class="ff2c">g</span></div><div class="t me6 x85 hf3 y19a ff7 fse6 fc3 sc0 ls1">[</div><div class="t me7 x45 hf4 y19b ff7 fse7 fc3 sc0 ls1">1</div><div class="t me8 x53 hf5 y19c ff7 fse8 fc3 sc0 ls82">As</div><div class="t me9 x71 hf6 y19d ff7 fse9 fc3 sc0 ls83 ws4f">0,0<span class="blank"> </span>0<span class="blank"> </span>8<span class="blank"> </span>1</div><div class="t mea x1f hf7 y19e ff7 fsea fc3 sc0 ls84">só</div><div class="t meb x41 hf8 y19f ff7 fseb fc3 sc0 ls85 ws50">0,1<span class="blank"> </span>6</div><div class="t mec x7e hf9 y1a0 ff2d fsec fc3 sc0 ls86">µ<span class="ff2e">g</span></div><div class="t med x51 hfa y1a1 ff7 fsed fc3 sc0 ls1">L</div><div class="t mee x4e hfb y1a2 ff7 fsee fc3 sc0 ls1">-</div><div class="t mef x86 hfc y1a3 ff7 fsef fc3 sc0 ls1">1</div><div class="t mf0 x50 hfd y1a4 ff7 fsf0 fc3 sc0 ls87">Como</div><div class="t mf1 x73 hfe y1a5 ff7 fsf1 fc3 sc0 ls88">f-</div><div class="t mf2 x67 hff y1a6 ff7 fsf2 fc3 sc0 ls1"><</div><div class="t mf3 x54 h100 y1a7 ff7 fsf3 fc3 sc0 ls89 ws51">fait</div><div class="t mf4 x87 h101 y1a8 ff7 fsf4 fc3 sc0 ls8a ws52">porra</div><div class="t mf5 x88 h102 y1a9 ff7 fsf5 fc3 sc0 ls8b">NO</div><div class="t mf6 xf h103 y1aa ff7 fsf6 fc3 sc0 ls8c">-5</div><div class="t mf7 x89 h104 y1ab ff7 fsf7 fc3 sc0 ls1">,</div><div class="t mf8 x5f h105 y1ac ff7 fsf8 fc3 sc0 ls41 ws53">então</div><div class="t mf9 x8a h106 y1ad ff7 fsf9 fc3 sc0 ls42 ws54">não</div><div class="t mfa x30 h107 y1ae ff7 fsfa fc3 sc0 ls8d">há</div><div class="t mfb x42 h108 y1af ff7 fsfb fc3 sc0 ls8e">MI</div><div class="t mfc x2 h109 y1b0 ff7 fsfc fc3 sc0 ls1">=</div><div class="t mfd x4a h10a y1b1 ff7 fsfd fc3 sc0 ls8f">nã</div><div class="t mfe x36 h10b y1b2 ff7 fsfe fc3 sc0 ls1">5</div><div class="t mff xc h10c y1b3 ff2f fsff fc3 sc0 ls90 ws55">dif<span class="blank _0"></span>erença</div><div class="t m100 x54 h10d y1b4 ff30 fs100 fc3 sc0 ls91 ws56">significativ<span class="blank _0"></span>a</div><div class="t m101 x1d h10e y1b5 ff7 fs101 fc3 sc0 ls1">3</div><div class="t m102 x7f h10f y1b6 ff7 fs102 fc3 sc0 ls92">a-</div><div class="t m103 x2 h110 y1b7 ff7 fs103 fc3 sc0 ls93 ws57">questão</div><div class="t m104 x5 h111 y1b8 ff7 fs104 fc3 sc0 ls1">\u2022</div><div class="t m105 x81 h112 y1b9 ff7 fs105 fc3 sc0 ls94 ws58">calculando</div><div class="t m106 x17 h113 y1ba ff7 fs106 fc3 sc0 ls1">o</div><div class="t m107 x87 h114 y1bb ff7 fs107 fc3 sc0 ls95 ws59">desvio</div><div class="t m108 x8b h115 y1bc ff31 fs108 fc3 sc0 ls96 ws5a">padrão</div><div class="t m109 x2f h116 y1bd ff7 fs109 fc3 sc0 ls1">(</div><div class="t m10a x8c h117 y1be ff7 fs10a fc3 sc0 ls1">s</div><div class="t m10b x8a h118 y1bf ff7 fs10b fc3 sc0 ls1">)</div><div class="t m10c x57 h119 y1c0 ff7 fs10c fc3 sc0 ls1">:</div><div class="t m10d x1d h11a y1c1 ff7 fs10d fc3 sc0 ls97 ws5b">dados</div><div class="t m10e x20 h11b y1c2 ff7 fs10e fc3 sc0 ls1">:</div><div class="t m10f x81 h11c y1c3 ff7 fs10f fc3 sc0 ls1">s</div><div class="t m110 x8d h11d y1c4 ff7 fs110 fc3 sc0 ls1">=</div><div class="t m111 x53 h11e y1c5 ff7 fs111 fc3 sc0 ls1">'</div><div class="t m112 x53 h11f y1c6 ff32 fs112 fc3 sc0 ls43 ws5c">Z<span class="blank _4"></span>-xi-E.IT<span class="blank _4"></span></div><div class="t m113 x39 h120 y1c7 ff7 fs113 fc3 sc0 ls1">=</div><div class="t m114 x8e h121 y1c8 ff33 fs114 fc3 sc0 ls98">385<span class="ff34">¥</span></div><div class="t m115 x8f h122 y1c9 ff7 fs115 fc3 sc0 ls1">=</div><div class="t m116 x7a h123 y1ca ff7 fs116 fc3 sc0 ls99 ws5d">0,0<span class="blank"> </span>0<span class="blank"> </span>3<span class="blank"> </span>2<span class="blank"> </span>%</div><div class="t m117 x49 h124 y1cb ff7 fs117 fc3 sc0 ls9a">de</div><div class="t m118 x90 h125 y1cc ff7 fs118 fc3 sc0 ls1">S</div><div class="t m119 x23 h126 y1cd ff7 fs119 fc3 sc0 ls9b">No</div><div class="t m11a x22 h127 y1ce ff7 fs11a fc3 sc0 ls1">=</div><div class="t m11b x91 h128 y1cf ff7 fs11b fc3 sc0 ls9c ws5e">0,1<span class="blank"> </span>2<span class="blank"> </span>3<span class="blank"> </span>%</div><div class="t m11c x78 h129 y1d0 ff35 fs11c fc3 sc0 ls9d ws5f">-1<span class="blank"> </span>n<span class="blank"> </span>F</div><div class="t m11d x23 h12a y1d1 ff7 fs11d fc3 sc0 ls9e">A-</div><div class="t m11e x7c h12b y1d2 ff7 fs11e fc3 sc0 ls1">=</div><div class="t m11f x5b h12c y1d3 ff7 fs11f fc3 sc0 ls9f ws60">0,1<span class="blank"> </span>1<span class="blank"> </span>6<span class="blank"> </span>%</div><div class="t m120 x25 h12d y1d4 ff7 fs120 fc3 sc0 lsa0">de</div><div class="t m121 x92 h12e y1d5 ff7 fs121 fc3 sc0 lsa1 ws61">enxofr<span class="blank _4"></span>e</div><div class="t m122 x1e h12f y1d6 ff7 fs122 fc3 sc0 lsa2">2-</div><div class="t m123 x34 h130 y1d7 ff9 fs123 fc3 sc0 ls1">\u2717</div><div class="t m124 x22 h131 y1d8 ff7 fs124 fc3 sc0 ls1">i</div><div class="t m125 x7d h132 y1d9 ff7 fs125 fc3 sc0 ls1">=</div><div class="t m126 x93 h133 y1da ff7 fs126 fc3 sc0 lsa3 ws62">0,4<span class="blank"> </span>6<span class="blank"> </span>4<span class="blank"> </span>%</div><div class="t m127 x94 h134 y1db ff7 fs127 fc3 sc0 ls1">\u2022</div><div class="t m128 x81 h135 y1dc ff7 fs128 fc3 sc0 lsa4 ws63">Calculando</div><div class="t m129 x71 h136 y1dd ff7 fs129 fc3 sc0 ls1">o</div><div class="t m12a x95 h137 y1de ff7 fs12a fc3 sc0 lsa5 ws64">teste</div><div class="t m12b x96 h138 y1df ff7 fs12b fc3 sc0 ls1">t</div><div class="t m12c x2b h139 y1e0 ff7 fs12c fc3 sc0 ls1">:</div><div class="t m12d x1e h13a y1e1 ff7 fs12d fc3 sc0 lsa6">2-</div><div class="t m12e x34 h13b y1e2 ff9 fs12e fc3 sc0 ls1">×</div><div class="t m12f x22 h13c y1e3 ff9 fs12f fc3 sc0 ls1">?</div><div class="t m130 x7d h13d y1e4 ff7 fs130 fc3 sc0 ls1">=</div><div class="t m131 x93 h13e y1e5 ff7 fs131 fc3 sc0 lsa7 ws65">0,0<span class="blank"> </span>5<span class="blank"> </span>3<span class="blank"> </span>8<span class="blank"> </span>5<span class="blank"> </span>4<span class="blank"> </span>%</div><div class="t m132 x5 h13f y1e6 ff7 fs132 fc3 sc0 ls1">t</div><div class="t m133 x8d h140 y1e7 ff7 fs133 fc3 sc0 ls1">=</div><div class="t m134 x97 h141 y1e8 ff36 fs134 fc3 sc0 lsa8">If</div><div class="t m135 x95 h142 y1e9 ff7 fs135 fc3 sc0 ls1">=</div><div class="t m136 x87 h143 y1ea ff7 fs136 fc3 sc0 lsa9 ws66">0,1<span class="blank"> </span>1<span class="blank"> </span>6<span class="blank"> </span>%<span class="blank"> </span>-<span class="blank"> </span>0,1<span class="blank"> </span>2<span class="blank"> </span>3<span class="blank"> </span>%<span class="blank"> </span>1<span class="blank"> </span>-<span class="blank"> </span>-<span class="blank"> </span>4,<span class="blank"> </span>3<span class="blank"> </span>75</div><div class="t m137 x73 h144 y1eb ff7 fs137 fc3 sc0 lsaa ws67">skin</div><div class="t m138 x79 h145 y1ec ff7 fs138 fc3 sc0 lsab ws68">0,0<span class="blank"> </span>0<span class="blank"> </span>3<span class="blank"> </span>2</div><div class="t m139 x8b h146 y1ed ff7 fs139 fc3 sc0 ls1">/</div><div class="t m13a x70 h147 y1ee ff9 fs13a fc3 sc0 ls1">\u2713</div><div class="t m13b x98 h148 y1ef ff7 fs13b fc3 sc0 lsac">4-</div><div class="t m13c x5 h149 y1f0 ff7 fs13c fc3 sc0 lsad">Como</div><div class="t m13d x99 h14a y1f1 ff7 fs13d fc3 sc0 lsae">1-</div><div class="t m13e x84 h14b y1f2 ff7 fs13e fc3 sc0 ls1"><</div><div class="t m13f x55 h14c y1f3 ff7 fs13f fc3 sc0 lsaf ws69">toit</div><div class="t m140 x9a h14d y1f4 ff7 fs140 fc3 sc0 lsb0 ws6a">para</div><div class="t m141 xf h14e y1f5 ff7 fs141 fc3 sc0 ls1">3</div><div class="t m142 x5e h14f y1f6 ff7 fs142 fc3 sc0 lsb1 ws6b">graus</div><div class="t m143 x9b h150 y1f7 ff7 fs143 fc3 sc0 lsb2">de</div><div class="t m144 x10 h151 y1f8 ff7 fs144 fc3 sc0 lsb3 ws6c">liberdade</div><div class="t m145 x14 h152 y1f9 ff7 fs145 fc3 sc0 ls1">,</div><div class="t m146 x9c h153 y1fa ff7 fs146 fc3 sc0 lsb4 ws6d">exi<span class="blank _2"> </span>s<span class="blank"> </span>t<span class="blank"> </span>e</div><div class="t m147 x15 h154 y1fb ff7 fs147 fc3 sc0 lsb5">uma</div><div class="t m148 x5 h155 y1fc ff37 fs148 fc3 sc0 lsb6 ws6e">dif<span class="blank _0"></span>erença</div><div class="t m149 x9d h156 y1fd ff38 fs149 fc3 sc0 lsb7 ws6f">signiurhirr</div></div><div class="pi" data-data="{"ctm":[1.000000,0.000000,0.000000,1.000000,0.000000,0.000000]}"></div></div> <div id="pf7" class="pf wa h19" data-page-no="7"><div class="pc pc7 wa h19"><img fetchpriority="low" loading="lazy" class="bi x7 y7 wb h1a" alt="" src="https://files.passeidireto.com/af72f2cc-e519-4800-b343-cf725419299e/bg7.png"><div class="t m14a x1e h157 y1fe ff7 fs14a fc3 sc0 lsc5">4°</div><div class="t m14b x24 h158 y1ff ff39 fs14b fc3 sc0 lsc6 ws70">questão</div><div class="t m14c x6 h159 y200 ff7 fs14c fc3 sc0 lsc7">dados</div><div class="t m14d x20 h15a y201 ff7 fs14d fc3 sc0 ls1">:</div><div class="t m14e x9e h15b y202 ff3a fs14e fc3 sc0 lsc8 ws71">t-I<span class="blank _2"> </span>-fro-<span class="blank _2"> </span>i.s<span class="blank _2"> </span>i</div><div class="t m14f x87 h15c y203 ff7 fs14f fc3 sc0 ls1">=</div><div class="t m150 x79 h15d y204 ff7 fs150 fc3 sc0 lsc9 ws72">são</div><div class="t m151 x88 h15e y205 ff3b fs151 fc3 sc0 ls1">\udb8b\udc1b</div><div class="t m152 xf h15f y206 ff7 fs152 fc3 sc0 ls1">s</div><div class="t m153 x2c h160 y207 ff7 fs153 fc3 sc0 ls1">=</div><div class="t m154 x5f h161 y208 ff7 fs154 fc3 sc0 lsca ws73">0,07</div><div class="t m155 x9f h162 y209 ff7 fs155 fc3 sc0 ls1">.</div><div class="t m156 xa0 h163 y20a ff9 fs156 fc3 sc0 ls1">\u2713</div><div class="t m157 xa1 h164 y20b ff7 fs157 fc3 sc0 lscb">5-</div><div class="t m158 x76 h165 y20c ff7 fs158 fc3 sc0 ls1">=</div><div class="t m159 xa2 h166 y20d ff7 fs159 fc3 sc0 lscc ws74">0,1<span class="blank"> </span>5<span class="blank"> </span>6</div><div class="t m15a x23 h167 y20e ff7 fs15a fc3 sc0 lscd">IC</div><div class="t m15b x7c h168 y20f ff7 fs15b fc3 sc0 lsce ws75">-95%</div><div class="t m15c xa3 h169 y210 ff7 fs15c fc3 sc0 ls1">s</div><div class="t m15d x28 h16a y211 ff7 fs15d fc3 sc0 ls1">/</div><div class="t m15e x3 h16b y212 ff9 fs15e fc3 sc0 ls1">\u2713</div><div class="t m15f x1d h16c y213 ff3c fs15f fc3 sc0 lscf">Nn</div><div class="t m160 x43 h16d y214 ff7 fs160 fc3 sc0 ls1">=</div><div class="t m161 x24 h16e y215 ff7 fs161 fc3 sc0 ls1">5</div><div class="t m162 x18 h16f y216 ff7 fs162 fc3 sc0 ls1">t</div><div class="t m163 xc h170 y217 ff7 fs163 fc3 sc0 ls1">=</div><div class="t m164 xa3 h171 y218 ff7 fs164 fc3 sc0 lsd0 ws76">12,<span class="blank _4"></span>16-12,<span class="blank _4"></span>00--2,29</div><div class="t m165 x1d h172 y219 ff7 fs165 fc3 sc0 lsd1">sx</div><div class="t m166 x22 h173 y21a ff7 fs166 fc3 sc0 ls1">=</div><div class="t m167 x91 h174 y21b ff7 fs167 fc3 sc0 lsd2 ws77">0,07<span class="blank _2"> </span>%</div><div class="t m168 xa4 h175 y21c ff7 fs168 fc3 sc0 lsd3 ws78">0,1<span class="blank"> </span>5<span class="blank"> </span>6</div><div class="t m169 xa5 h176 y21d ff7 fs169 fc3 sc0 ls1">/</div><div class="t m16a xa6 h177 y21e ff7 fs16a fc3 sc0 lsd4">VÊ</div><div class="t m16b x42 h178 y21f ff9 fs16b fc3 sc0 ls1">µ</div><div class="t m16c x43 h179 y220 ff7 fs16c fc3 sc0 ls1">.</div><div class="t m16d x22 h17a y221 ff7 fs16d fc3 sc0 ls1">=</div><div class="t m16e xa7 h17b y222 ff7 fs16e fc3 sc0 lsd5">Como</div><div class="t m16f x8d h17c y223 ff7 fs16f fc3 sc0 lsd6">1-</div><div class="t m170 x97 h17d y224 ff7 fs170 fc3 sc0 ls1"><</div><div class="t m171 x99 h17e y225 ff7 fs171 fc3 sc0 lsd7 ws79">toit</div><div class="t m172 xa8 h17f y226 ff7 fs172 fc3 sc0 lsd8 ws7a">para</div><div class="t m173 xa9 h180 y227 ff7 fs173 fc3 sc0 lsd9">GL</div><div class="t m174 x3a h181 y228 ff7 fs174 fc3 sc0 ls1">=</div><div class="t m175 xf h182 y229 ff7 fs175 fc3 sc0 ls1">4</div><div class="t m176 x5e h183 y22a ff7 fs176 fc3 sc0 ls1">,</div><div class="t m177 x83 h184 y22b ff7 fs177 fc3 sc0 lsb8 ws7b">não</div><div class="t m178 x2f h185 y22c ff7 fs178 fc3 sc0 lsda ws7c">exi<span class="blank"> </span>s<span class="blank _2"> </span>te</div><div class="t m179 x1a h186 y22d ff3d fs179 fc3 sc0 lsdb ws7d">dif<span class="blank _0"></span>erença</div><div class="t m17a xa7 h187 y22e ff3e fs17a fc3 sc0 lsdc ws7e">significativ<span class="blank _0"></span>a</div><div class="t m17b x9d h188 y22f ff7 fs17b fc3 sc0 ls1">.</div><div class="t m17c x6 h189 y230 ff7 fs17c fc3 sc0 lsdd">E-</div><div class="t m17d x7c h18a y231 ff7 fs17d fc3 sc0 lsb9 ws7f">questionadora</div><div class="t m17e x1d h18b y232 ff7 fs17e fc3 sc0 lsde">Com</div><div class="t m17f x7c h18c y233 ff7 fs17f fc3 sc0 lsdf ws80">uilomodo</div><div class="t m180 xaa h18d y234 ff7 fs180 fc3 sc0 ls1">a</div><div class="t m181 xab h18e y235 ff7 fs181 fc3 sc0 lse0 ws81">pariu</div><div class="t m182 xb h18f y236 ff7 fs182 fc3 sc0 lse1">AA</div><div class="t m183 x18 h190 y237 ff7 fs183 fc3 sc0 ls1">:</div><div class="t m184 x5a h191 y238 ff7 fs184 fc3 sc0 lse2">Mudariam</div><div class="t m185 x56 h192 y239 ff1c fs185 fc3 sc0 ls1">\u21b3</div><div class="t m186 x57 h193 y23a ff7 fs186 fc3 sc0 ls1">A</div><div class="t m187 x60 h194 y23b ff7 fs187 fc3 sc0 lse3 ws82">pairar</div><div class="t m188 xac h195 y23c ff7 fs188 fc3 sc0 lse4">Bs</div><div class="t m189 x12 h196 y23d ff7 fs189 fc3 sc0 ls1">:</div><div class="t m18a x6 h197 y23e ff7 fs18a fc3 sc0 ls1">s</div><div class="t m18b x1f h198 y23f ff7 fs18b fc3 sc0 ls1">;</div><div class="t m18c x5b h199 y240 ff3f fs18c fc3 sc0 lse5 ws83">E-<span class="blank _a"></span>XF-E-nxi.INT</div><div class="t m18d x47 h19a y241 ff7 fs18d fc3 sc0 ls1">÷</div><div class="t m18e x4c h19b y242 ff7 fs18e fc3 sc0 ls1">E</div><div class="t m18f xa3 h19c y243 ff7 fs18f fc3 sc0 ls1">*</div><div class="t m190 x3c h19d y244 ff7 fs190 fc3 sc0 ls1">i</div><div class="t m191 x6b h19e y245 ff7 fs191 fc3 sc0 ls1">=</div><div class="t m192 x3 h19f y246 ff7 fs192 fc3 sc0 lse6 ws84">1177<span class="blank _4"></span>,<span class="blank _4"></span>889</div><div class="t m193 x8b h1a0 y247 ff7 fs193 fc3 sc0 lse7 ws85">Are</div><div class="t m194 x2c h1a1 y248 ff7 fs194 fc3 sc0 ls1">±</div><div class="t m195 xad h1a2 y249 ff7 fs195 fc3 sc0 lse8 ws86">YExaia-KZ<span class="blank _a"></span>-wj-<span class="blank _0"></span>iM-i.IE#i--</div><div class="t m196 x49 h1a3 y24a ff7 fs196 fc3 sc0 lse9 ws87">96<span class="blank _0"></span>,19</div><div class="t m197 x41 h1a4 y24b ff9 fs197 fc3 sc0 ls1">¥</div><div class="t m198 x4c h1a5 y24c ff7 fs198 fc3 sc0 ls1">E</div><div class="t m199 x94 h1a6 y24d ff7 fs199 fc3 sc0 ls1">*</div><div class="t m19a x81 h1a7 y24e ff40 fs19a fc3 sc0 ls1">Ê</div><div class="t m19b x8d h1a8 y24f ff7 fs19b fc3 sc0 ls1">=</div><div class="t m19c x53 h1a9 y250 ff7 fs19c fc3 sc0 lsea ws88">23318<span class="blank _0"></span>,<span class="blank _0"></span>60</div><div class="t m19d x2e h1aa y251 ff7 fs19d fc3 sc0 lseb">f-</div><div class="t m19e x12 h1ab y252 ff7 fs19e fc3 sc0 lsec">ZE</div><div class="t m19f xae h1ac y253 ff7 fs19f fc3 sc0 ls1">*</div><div class="t m1a0 xaf h1ad y254 ff7 fs1a0 fc3 sc0 ls1">À</div><div class="t m1a1 xb0 h1ae y255 ff7 fs1a1 fc3 sc0 ls1">=</div><div class="t m1a2 xb1 h1af y256 ff7 fs1a2 fc3 sc0 lsed ws89">1850<span class="blank _0"></span>,<span class="blank _4"></span>92</div><div class="t m1a3 x6 h1b0 y257 ff7 fs1a3 fc3 sc0 lsee">1<span class="ff9">¥</span></div><div class="t m1a4 x7d h1b1 y258 ff7 fs1a4 fc3 sc0 lsef ws8a">2318<span class="blank _4"></span>,<span class="blank _4"></span>60-7--16,<span class="blank _4"></span>33-4</div><div class="t m1a5 x5a h1b2 y259 ff7 fs1a5 fc3 sc0 lsf0">Das</div><div class="t m1a6 x2c h1b3 y25a ff7 fs1a6 fc3 sc0 ls1">=</div><div class="t m1a7 x5f h1b4 y25b ff41 fs1a7 fc3 sc0 ls1">|</div><div class="t m1a8 xb2 h1b5 y25c ff42 fs1a8 fc3 sc0 lsf1 ws8b">14-992<span class="blank _4"></span>4-18-50</div><div class="t m1a9 x12 h1b6 y25d ff7 fs1a9 fc3 sc0 lsf2 ws8c">,50</div><div class="t m1aa xaa h1b7 y25e ff7 fs1aa fc3 sc0 ls1">E</div><div class="t m1ab x58 h1b8 y25f ff7 fs1ab fc3 sc0 ls1">A</div><div class="t m1ac x42 h1b9 y260 ff9 fs1ac fc3 sc0 lsf3">¥<span class="ff7 ws8d">0<span class="blank _4"></span>,6772</span></div><div class="t m1ad x5a h1ba y261 ff7 fs1ad fc3 sc0 lsf4 ws8e">1ps</div><div class="t m1ae x2c h1bb y262 ff7 fs1ae fc3 sc0 ls1">=</div><div class="t m1af xad h1bc y263 ff7 fs1af fc3 sc0 lsf5 ws8f">0,3<span class="blank"> </span>3<span class="blank"> </span>2<span class="blank"> </span>4</div><div class="t m1b0 x1e h1bd y264 ff7 fs1b0 fc3 sc0 lsf6 ws90">combinando</div><div class="t m1b1 xaa h1be y265 ff9 fs1b1 fc3 sc0 ls1">\u20ac</div><div class="t m1b2 xab h1bf y266 ff7 fs1b2 fc3 sc0 ls1">:</div><div class="t m1b3 x1d h1c0 y267 ff7 fs1b3 fc3 sc0 lsf7">F-</div><div class="t m1b4 x7c h1c1 y268 ff7 fs1b4 fc3 sc0 ls1">=</div><div class="t m1b5 x5b h1c2 y269 ff43 fs1b5 fc3 sc0 lsf8">1<span class="ff44">¥</span></div><div class="t m1b6 x44 h1c3 y26a ff7 fs1b6 fc3 sc0 ls1">=</div><div class="t m1b7 x7e h1c4 y26b ff7 fs1b7 fc3 sc0 lsf9 ws91">4,3<span class="blank"> </span>0<span class="blank"> </span>2</div><div class="t m1b8 x86 h1c5 y26c ff7 fs1b8 fc3 sc0 ls1">:</div><div class="t m1b9 xb3 h1c6 y26d ff7 fs1b9 fc3 sc0 lsfa">ãmoM</div><div class="t m1ba xc h1c7 y26e ff7 fs1ba fc3 sc0 lsfb">F-</div><div class="t m1bb xa4 h1c8 y26f ff7 fs1bb fc3 sc0 ls1"><</div><div class="t m1bc x8d h1c9 y270 ff7 fs1bc fc3 sc0 lsba ws92">faria</div><div class="t m1bd x67 h1ca y271 ff7 fs1bd fc3 sc0 lsfc">moerão</div><div class="t m1be xb4 h1cb y272 ff7 fs1be fc3 sc0 lsfd">há</div><div class="t m1bf x82 h1cc y273 ff7 fs1bf fc3 sc0 lsfe ws93">difer<span class="blank _4"></span>ença</div><div class="t m1c0 xb5 h1cd y274 ff45 fs1c0 fc3 sc0 lsff ws94">significativa</div><div class="t m1c1 x1a h1ce y275 ff7 fs1c1 fc3 sc0 ls1">.</div><div class="t m1c2 x41 h1cf y276 ff7 fs1c2 fc3 sc0 ls1">A</div><div class="t m1c3 x20 h1d0 y277 ff7 fs1c3 fc3 sc0 ls100">BB</div><div class="t m1c4 x6 h1d1 y278 ff7 fs1c4 fc3 sc0 ls101">Com</div><div class="t m1c5 x7c h1d2 y279 ff7 fs1c5 fc3 sc0 lsbb ws95">uilomomdoo</div><div class="t m1c6 x5c h1d3 y27a ff7 fs1c6 fc3 sc0 ls1">T</div><div class="t m1c7 x68 h1d4 y27b ff7 fs1c7 fc3 sc0 ls1">:</div><div class="t m1c8 x1d h1d5 y27c ff46 fs1c8 fc3 sc0 ls102 ws96">t-<span class="blank"> </span>E<span class="blank"> </span>-<span class="blank"> </span>I<span class="blank"> </span>a<span class="blank"> </span>-y<span class="blank"> </span>y<span class="blank _b"></span>.<span class="blank _b"></span>wg<span class="blank"> </span>-<span class="blank"> </span>i<span class="blank"> </span>h<span class="blank"> </span>o<span class="blank"> </span>m<span class="blank"> </span>s<span class="blank"> </span>.<span class="blank"> </span>m<span class="blank"> </span>s</div><div class="t m1c9 x81 h1d6 y27d ff7 fs1c9 fc3 sc0 ls1">=</div><div class="t m1ca x8d h1d7 y27e ff47 fs1ca fc3 sc0 lsbc ws97">|1Ê-Ní#ÂN<span class="blank _0"></span>a_=|Q6<span class="ff48 lsbd">¥¥</span>F§</div><div class="t m1cb x5a h1d8 y27f ff49 fs1cb fc3 sc0 ls103">¥<span class="ff4a">*</span>¥<span class="ff4a ws98">32<span class="blank _4"></span>4#5_</span></div><div class="t m1cc xb6 h1d9 y280 ff7 fs1cc fc3 sc0 ls1">=</div><div class="t m1cd x32 h1da y281 ff7 fs1cd fc3 sc0 ls104 ws99">0,5<span class="blank"> </span>9<span class="blank"> </span>9<span class="blank"> </span>5<span class="blank"> </span>5</div><div class="t m1ce x7c h1db y282 ff7 fs1ce fc3 sc0 lsbe ws9a">sumam</div><div class="t m1cf x77 h1dc y283 ff7 fs1cf fc3 sc0 ls105">b.</div><div class="t m1d0 x3d h1dd y284 ff4b fs1d0 fc3 sc0 ls1">µ</div><div class="t m1d1 x5c h1de y285 ff7 fs1d1 fc3 sc0 ls106 ws9b">Usav<span class="blank _0"></span>as</div><div class="t m1d2 x99 h1df y286 ff7 fs1d2 fc3 sc0 ls107">Na</div><div class="t m1d3 x29 h1e0 y287 ff3b fs1d3 fc3 sc0 ls1">\udb8b\udc1b</div><div class="t m1d4 x66 h1e1 y288 ff7 fs1d4 fc3 sc0 ls108">Na</div><div class="t m1d5 xb7 h1e2 y289 ff7 fs1d5 fc3 sc0 ls1">-</div><div class="t m1d6 x82 h1e3 y28a ff7 fs1d6 fc3 sc0 ls1">2</div><div class="t m1d7 x23 h1e4 y28b ff7 fs1d7 fc3 sc0 ls109">1-</div><div class="t m1d8 x43 h1e5 y28c ff7 fs1d8 fc3 sc0 ls1">=</div><div class="t m1d9 x22 h1e6 y28d ff4c fs1d9 fc3 sc0 ls10a ws9c">19<span class="blank _4"></span>.65-dd.<span class="blank _0"></span>BA#</div><div class="t m1da x18 h1e7 y28e ff7 fs1da fc3 sc0 ls1">=</div><div class="t m1db xc h1e8 y28f ff7 fs1db fc3 sc0 ls10b ws9d">1,13<span class="blank"> </span>3</div><div class="t m1dc x97 h1e9 y290 ff7 fs1dc fc3 sc0 lsbf ws9e">ícono</div><div class="t m1dd x17 h1ea y291 ff7 fs1dd fc3 sc0 ls10c">1-</div><div class="t m1de x87 h1eb y292 ff7 fs1de fc3 sc0 ls1"><</div><div class="t m1df x9a h1ec y293 ff7 fs1df fc3 sc0 ls10d">1-</div><div class="t m1e0 x39 h1ed y294 ff7 fs1e0 fc3 sc0 ls10e">vi.</div><div class="t m1e1 x8e h1ee y295 ff7 fs1e1 fc3 sc0 ls1">*</div><div class="t m1e2 x5a h1ef y296 ff7 fs1e2 fc3 sc0 lsc0 ws9f">nãooo</div><div class="t m1e3 xb8 h1f0 y297 ff7 fs1e3 fc3 sc0 lsc1 wsa0">uai</div><div class="t m1e4 x56 h1f1 y298 ff7 fs1e4 fc3 sc0 ls10f wsa1">stee</div><div class="t m1e5 xa1 h1f2 y299 ff7 fs1e5 fc3 sc0 ls110 wsa2">odhifer<span class="blank _4"></span>enn</div><div class="t m1e6 xac h1f3 y29a ff7 fs1e6 fc3 sc0 ls1">A</div><div class="t m1e7 x22 h1f4 y29b ff7 fs1e7 fc3 sc0 ls111 wsa3">0,5<span class="blank"> </span>9<span class="blank"> </span>9<span class="blank"> </span>5</div><div class="t m1e8 x5d h1f5 y29c ff7 fs1e8 fc3 sc0 ls1">.</div><div class="t m1e9 x68 h1f6 y29d ff4d fs1e9 fc3 sc0 lsc2 wsa4">FIJI</div><div class="t m1ea x69 h1f7 y29e ff7 fs1ea fc3 sc0 ls112 wsa5">signori</div><div class="t m1eb x55 h1f8 y29f ff7 fs1eb fc3 sc0 ls113 wsa6">picotei</div><div class="t m1ec xa9 h1f9 y2a0 ff7 fs1ec fc3 sc0 ls1 wsa7">voar</div><div class="t m1ed x72 h1fa y2a1 ff7 fs1ed fc3 sc0 ls1">.</div><div class="t m1ee x85 h1fb y2a2 ff7 fs1ee fc3 sc0 ls114">330</div><div class="t m1ef x1e h1fc y2a3 ff7 fs1ef fc3 sc0 ls1">\u2022</div><div class="t m1f0 x1f h1fd y2a4 ff7 fs1f0 fc3 sc0 ls115 wsa8">Te<span class="blank"> </span>s<span class="blank"> </span>t<span class="blank"> </span>e</div><div class="t m1f1 x3d h1fe y2a5 ff7 fs1f1 fc3 sc0 ls116">de</div><div class="t m1f2 xaa h1ff y2a6 ff4e fs1f2 fc3 sc0 ls117 wsa9">val<span class="blank"> </span>o<span class="blank"> </span>r</div><div class="t m1f3 xb h200 y2a7 ff4f fs1f3 fc3 sc0 ls118 wsaa">anômalo</div><div class="t m1f4 x65 h201 y2a8 ff50 fs1f4 fc3 sc0 ls119 wsab">usando</div><div class="t m1f5 x96 h202 y2a9 ff51 fs1f5 fc3 sc0 ls11a wsac">teste</div><div class="t m1f6 x98 h203 y2aa ff7 fs1f6 fc3 sc0 ls1">Q</div><div class="t m1f7 x5f h204 y2ab ff7 fs1f7 fc3 sc0 ls1">:</div><div class="t m1f8 x1e h205 y2ac ff7 fs1f8 fc3 sc0 ls1">*</div><div class="t m1f9 x22 h206 y2ad ff52 fs1f9 fc3 sc0 ls11b wsad">questão</div><div class="t m1fa x1d h207 y2ae ff7 fs1fa fc3 sc0 ls1">Q</div><div class="t m1fb x22 h208 y2af ff7 fs1fb fc3 sc0 ls1">=</div><div class="t m1fc x41 h209 y2b0 ff53 fs1fc fc3 sc0 lsc3 wsae">lx<span class="blank _0"></span>q-gj-<span class="blank _4"></span>168<span class="blank _4"></span>.<span class="blank _4"></span>gs<span class="ff54">?</span>-g8itl-</div><div class="t m1fd x9d h20a y2b1 ff7 fs1fd fc3 sc0 ls1">=</div><div class="t m1fe x95 h20b y2b2 ff7 fs1fe fc3 sc0 ls11c wsaf">0,6<span class="blank"> </span>6<span class="blank"> </span>7</div><div class="t m1ff xb9 h20c y2b3 ff7 fs1ff fc3 sc0 ls1">.</div><div class="t m200 x23 h20d y2b4 ff7 fs200 fc3 sc0 ls11d">Sendo</div><div class="t m201 x63 h20e y2b5 ff7 fs201 fc3 sc0 ls11e wsb0">68<span class="blank _4"></span>,1</div><div class="t m202 x92 h20f y2b6 ff9 fs202 fc3 sc0 ls11f">µ<span class="ff7">g</span></div><div class="t m203 x38 h210 y2b7 ff7 fs203 fc3 sc0 ls120">lia</div><div class="t m204 x4c h211 y2b8 ff7 fs204 fc3 sc0 ls121 wsb1">val<span class="blank"> </span>o<span class="blank"> </span>r</div><div class="t m205 x53 h212 y2b9 ff7 fs205 fc3 sc0 ls122">mais</div><div class="t m206 x17 h213 y2ba ff55 fs206 fc3 sc0 ls123 wsb2">distante</div><div class="t m207 xf h214 y2bb ff56 fs207 fc3 sc0 ls124 wsb3">fo<span class="blank"> </span>i</div><div class="t m208 x3b h215 y2bc ff57 fs208 fc3 sc0 lsc4 wsb4">r<span class="blank _0"></span>ealizado<span class="blank _4"></span></div><div class="t m209 xba h216 y2bd ff7 fs209 fc3 sc0 ls1">o</div><div class="t m20a xbb h217 y2be ff7 fs20a fc3 sc0 ls125 wsb5">teste</div><div class="t m20b xbc h218 y2bf ff7 fs20b fc3 sc0 ls1">Q</div><div class="t m20c xbd h219 y2c0 ff7 fs20c fc3 sc0 ls1">,</div><div class="t m20d x7b h21a y2c1 ff58 fs20d fc3 sc0 ls126 wsb6">porém</div><div class="t m20e xbe h21b y2c2 ff59 fs20e fc3 sc0 ls127">para</div><div class="t m20f x42 h21c y2c3 ff7 fs20f fc3 sc0 ls128">95%</div><div class="t m210 x77 h21d y2c4 ff7 fs210 fc3 sc0 ls129">de</div><div class="t m211 x5c h21e y2c5 ff5a fs211 fc3 sc0 ls12a">confiança</div><div class="t m212 x3f h21f y2c6 ff7 fs212 fc3 sc0 ls1">,</div><div class="t m213 xa7 h220 y2c7 ff7 fs213 fc3 sc0 ls1">o</div><div class="t m214 x5 h221 y2c8 ff5b fs214 fc3 sc0 ls12b wsb7">ponto</div><div class="t m215 xa6 h222 y2c9 ff7 fs215 fc3 sc0 ls12c ws4">não</div><div class="t m216 xbf h223 y2ca ff7 fs216 fc3 sc0 ls1">é</div><div class="t m217 x9a h224 y2cb ff5c fs217 fc3 sc0 ls12d wsb8">anômalo</div><div class="t m218 xb2 h225 y2cc ff7 fs218 fc3 sc0 ls1">.</div></div><div class="pi" data-data="{"ctm":[1.000000,0.000000,0.000000,1.000000,0.000000,0.000000]}"></div></div> <div id="pf8" class="pf wa h19" data-page-no="8"><div class="pc pc8 wa h19"><img fetchpriority="low" loading="lazy" class="bi x7 y7 wb h1a" alt="" src="https://files.passeidireto.com/af72f2cc-e519-4800-b343-cf725419299e/bg8.png"><div class="t m219 x1e h226 y2cd ff7 fs219 fc3 sc0 ls12e">2°</div><div class="t m21a x24 h227 y2ce ff5d fs21a fc3 sc0 ls12f wsb9">questão</div><div class="t m21b x1d h228 y2cf ff7 fs21b fc3 sc0 ls1">Q</div><div class="t m21c x7c h229 y2d0 ff7 fs21c fc3 sc0 ls1">=</div><div class="t m21d x91 h22a y2d1 ff5e fs21d fc3 sc0 ls130 wsba">!\u2717<span class="ff5f">qÍ</span></div><div class="t m21e x86 h22b y2d2 ff7 fs21e fc3 sc0 ls1">=</div><div class="t m21f x4f h22c y2d3 ff60 fs21f fc3 sc0 ls131 wsbb">1114-<span class="blank _0"></span>1<span class="blank _4"></span>,<span class="blank _4"></span>10<span class="blank _4"></span>71--0<span class="blank _4"></span>,636</div><div class="t m220 x44 h22d y2d4 ff61 fs220 fc3 sc0 ls1">t</div><div class="t m221 x1d h22e y2d5 ff7 fs221 fc3 sc0 ls132 wsbc">Par<span class="blank"> </span>a</div><div class="t m222 x3d h22f y2d6 ff7 fs222 fc3 sc0 ls133 wsbd">95%</div><div class="t m223 x51 h230 y2d7 ff7 fs223 fc3 sc0 ls134">de</div><div class="t m224 x38 h231 y2d8 ff62 fs224 fc3 sc0 ls135 wsbe">confiança</div><div class="t m225 x97 h232 y2d9 ff7 fs225 fc3 sc0 ls1">e</div><div class="t m226 xc0 h233 y2da ff7 fs226 fc3 sc0 ls1">N</div><div class="t m227 x9d h234 y2db ff7 fs227 fc3 sc0 ls1">=</div><div class="t m228 xc1 h235 y2dc ff7 fs228 fc3 sc0 ls1">4</div><div class="t m229 x87 h236 y2dd ff7 fs229 fc3 sc0 ls1">,</div><div class="t m22a x2a h237 y2de ff7 fs22a fc3 sc0 ls1">o</div><div class="t m22b xb9 h238 y2df ff63 fs22b fc3 sc0 ls136 wsbf">val<span class="blank"> </span>o<span class="blank"> </span>r</div><div class="t m22c xad h239 y2e0 ff7 fs22c fc3 sc0 ls137">114</div><div class="t m22d xc2 h23a y2e1 ff7 fs22d fc3 sc0 ls138 wsc0">não</div><div class="t m22e xc3 h23b y2e2 ff7 fs22e fc3 sc0 ls1">é</div><div class="t m22f xc4 h23c y2e3 ff7 fs22f fc3 sc0 ls139 wsc1">anômalo</div><div class="t m230 xbd h23d y2e4 ff7 fs230 fc3 sc0 ls1">.</div></div><div class="pi" data-data="{"ctm":[1.000000,0.000000,0.000000,1.000000,0.000000,0.000000]}"></div></div>
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