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2012_2 ex 1 4 6 8 11 13 4 4 4 7 8 12 13 15 6 7 9 12 14 20 Q3 = 12,25 6 8 10 13 15 11,00 4 4,0 2,0 Freq Abs Freq Acum xi xi . fi xi - xm (xi - xm)2 10,5 2 ----| 6,0 5 5 4 20 -4,8 23,0400 6 6 ----| 10,0 7 12 8 56 -0,8 0,6400 5 10 ----| 14,0 7 19 12 84 3,2 10,2400 7 14 ----| 18,0 1 20 16 16 7,2 51,8400 = 8,8571 20 ---- ---- 176 ---- ---- 176,00 = 8,8 (3.n/4)+1/2 = 7 20 = 11,7143 10 s2 = s = 0 s2 = s = 6 0 . 4 = 10,00 0 + 6 Mo = 10 + 3,4871 (xi - xm) 2.fi 115,2000 4,4800 Elemento Central = Li da classe Med = fantac = 12,7999 51,8400 12,1599 243,2000 Cl Modal = 71,6800 Li Cl Mo = d1 = d2 = n = total Amp = máx - mín = K = raiz(n) = 4,4721 = xm = pontos = mínimo = h = Amp/(k - 1) = 3,6667 = Limite Inferior = mínimo - h/2 = 3,5777 máximo = fmed = (3.20/4 - 12).4 7 Média = Md = 6 + (20/2- 5).4 7 15,500 Q3 = 10 + 2012_2 ex 2 100 130 140 150 180 100 104 134 146 170 184 188 116 138 150 176 186 20 Q3 = 176 120 140 150 176 188 88,00 4 29,0 85,5 Freq Abs Freq Acum xi xi . fi xi - xm (xi - xm)2 10,5 85,5 ----| 114,5 2 2 100 200 -50,75 2575,5625 143,5 114,5 ----| 143,5 7 9 129 903 -21,75 473,0625 9 143,5 ----| 172,5 5 14 158 790 7,25 52,5625 5 172,5 ----| 201,5 6 20 187 1122 36,25 1314,0625 = 149,3 20 ---- ---- 3015 ---- ---- 3015,00 = 150,75 (3.n/4)+1/2 = 7 20 = 178,3 114,5 s2 = s = 5 s2 = s = 2 5 . 29 = 135,2143 5 + 2 Mo = 114,5 + (20/2- 9).29 5 Cl Modal = Li Cl Mo = d1 = d2 = 29,5668 Elemento Central = Li da classe Med = fantac = fmed = Md = 143,5 + 262,8125 mínimo = máximo = n = Amp = máx - mín = K = raiz(n) = 4,4721 = h = Amp/(k - 1) = 29,3333 = Limite Inferior = mínimo - h/2 = 7884,3750 16609,7500 xm = Média = total 5151,1250 3311,4375 830,4887 874,1957 (xi - xm) 2.fi 15,500 Q3 = 172,5 + 28,8182 (3.20/4 - 14).29 6 2012_2 ex 3 1 2 2 2 3 1 4 4 4 4 4 5 9 5 5 6 6 7 20 Q3 = 7 7 8 8 9 9 8,00 D4 = 4 3,0 -0,5 Freq Abs Freq Acum xi xi . fi xi - xm (xi - xm)2 10,5 -0,5 ----| 2,5 4 4 1 4 -3,9 15,2100 2,5 2,5 ----| 5,5 8 12 4 32 -0,9 0,8100 4 5,5 ----| 8,5 6 18 7 42 2,1 4,4100 8 8,5 ----| 11,5 2 20 10 20 5,1 26,0100 = 4,75 20 ---- ---- 98 ---- ---- 98,00 = 4,9 (3.n/4)+1/2 = 8 20 = 7 2,5 s2 = s = 4 s2 = s = 2 4 . 3 = 4,5 4 + 2 d2 = Mo = 2,5 + 2,7000 2,77017,6735 Q3 = 5,5 + 52,0200 145,8000 fmed = (xi - xm) 2.fi 60,8400 6,4800 26,4600 15,500 8 Elemento Central = Li da classe Med = fantac = Md = 2,5 + total Média = 7,29 xm = (20/2- 4).3 Cl Modal = Li Cl Mo = d1 = Limite Inferior = mínimo - h/2 = Amp = máx - mín = K = raiz(n) = 4,4721 = (3.20/4 - 12).3 6 mínimo = pontos = máximo = n = h = Amp/(k - 1) = 2,6667 = 2012_2 ex 4 4 6 8 11 13 4 4 4 7 9 12 13 15 6 8 10 12 14 20 Q3 = 12,25 6 8 11 13 15 11,00 4 4,0 2,0 Freq Abs Freq Acum xi xi . fi xi - xm (xi - xm)2 10,5 2 ----| 6,0 5 5 4 20 -5 25,0000 6 6 ----| 10,0 6 11 8 48 -1 1,0000 5 10 ----| 14,0 8 19 12 96 3 9,0000 6 14 ----| 18,0 1 20 16 16 7 49,0000 = 9,3333 20 ---- ---- 180 ---- ---- 180,00 = 9 (3.n/4)+1/2 = 8 20 = 12 10 s2 = s = 2 s2 = s = 7 2 . 4 = 10,89 2 + 7 mínimo = pontos = máximo = n = Amp = máx - mín = K = raiz(n) = 4,4721 = h = Amp/(k - 1) = 3,6667 = Limite Inferior = mínimo - h/2 = (xi - xm) 2.fi Elemento Central = 125,0000 Li da classe Med = 6,0000 fantac = 72,0000 fmed = 49,0000 Md = 6 + (20/2- 5).4 total 252,0000 6 xm = Média = 15,500 Cl Modal = Li Cl Mo = 12,5997 3,5496 d1 = 13,2634 3,6419 d2 = Mo = 10 + Q3 = 10 + (3.20/4 - 11).4 8 2012_2 ex 5 100 128 146 156 170 180 100 4 104 130 150 160 176 180 188 116 134 150 160 176 184 37 Q3 = 176 120 138 152 162 176 186 88,00 122 140 156 162 176 186 6 126 140 156 164 178 188 18,0 128 91,0 Freq Abs Freq Acum xi xi . fi xi - xm (xi - xm)2 19,0 91 ----| 109 2 2 100 200 -52,0541 2709,6293 145 109 ----| 127 4 6 118 472 -34,0541 1159,6817 13 127 ----| 145 7 13 136 952 -16,0541 257,7341 11 145 ----| 163 11 24 154 1694 1,9459 3,7865 = 154 163 ----| 181 9 33 172 1548 19,9459 397,8389 181 ----| 199 4 37 190 760 37,9459 1439,8913 37 ---- ---- 5626 ---- ---- 11 145 5626,00 = 152,0541 (3.n/4)+1/2 = 4 37 Q3 = 163 + 2 s2 = s = 4 . 18 = s2 = s = 4 + 2 Cl Modal = Li Cl Mo = d1 = d2 = Mo = 145 + 157,0 Li da classe Med = fantac = fmed = Md = 145 + (4/2- 13).91 11 574,1583 23,9616 590,1061 24,2921 Elemento Central = 21243,8919 (xi - xm) 2.fi 5419,2587 4638,7269 1804,1389 41,6518 3580,5503 5759,5653 Amp = máx - mín = Limite Inf = mínimo - h/2 = total xm = K = raiz(n) = 6,0828 = pontos = Média = h = Amp/(k - 1) = 17,6 = mínimo = máximo = n = = 170,5 28,250 (3.37/4 - 24).18 9 2012_2 ex 6 4 6 8 10 11 13 4 4 4 7 8 10 12 13 15 4 7 8 10 12 13 36 Q3 = 12 5 7 9 10 12 14 11,00 6 7 9 11 12 14 6 6 8 10 11 13 15 2,0 3,0 Freq Abs Freq Acum xi xi . fi xi - xm (xi - xm)2 18,5 3 ----| 5 4 4 4 16 -5 25 9 5 ----| 7 7 11 6 42 -3 9 17 7 ----| 9 6 17 8 48 -1 1 8 9 ----| 11 8 25 10 80 1 1 = 9,25 11 ----| 13 8 33 12 96 3 9 13 ----| 15 3 36 14 42 5 25 36 ---- ---- 324 ---- ---- 8 9 324,00 = 9 (3.n/4)+1/2 = 2 36 Q3 = 11 + 0 s2 = s = 2 . 2 = 11,0 s2 = s = 2 + 0 8 11 0 5 0 . 2 = 11,0 0 + 5 Li da classe Med = fantac = fmed = Md = 9 + (3/2- 17).3 d2 = Mo = 11 + 8 Cl Modal = Li Cl Mo = d1 = d2 = Mo = 9 + d1 = 75 324 (xi - xm) 2.fi 100 63 6 8 72 3,0426 Elemento Central = n = Amp = máx - mín = K = raiz(n) = 6 = h = Amp/(k - 1) = 2,2 = pontos = 9 9,2574 total Limite Inferior = mínimo - h/2 = mínimo = máximo = 3,0000 xm = Média = 27,500 (3.36/4 - 25).2 = 11,5 8 Cl Modal = Li Cl Mo = 2012_2 ex 7 1 1 2 2 2 2 3 3 1 4 4 4 4 4 4 4 5 5 9 5 5 5 6 6 6 7 7 32 Q3 = 7 7 7 8 8 9 9 9 9 8,00 5 2,0 0,0 Freq Abs Freq Acum xi xi . fi xi - xm (xi - xm)2 16,5 0 ----| 2 6 6 1 6 -3,625 13,1406 4 2 ----| 4 8 14 3 24 -1,625 2,6406 14 4 ----| 6 8 22 5 40 0,375 0,1406 8 6 ----| 8 6 28 7 42 2,375 5,6406 = 4,5 8 ----| 10 4 32 9 36 4,375 19,1406 32 ---- ---- 148 ---- ---- 8 148,00 = 4,625 (3.n/4)+1/2 = 4 32 Q3 = 6 + 0 s2 = s = 2 s2 = s = 0 . 2 = 4,0000 0 + 2 8 2 2 0 2 . 2 = 4,0000 2 + 0 fantac = fmed = Md = 4 + (32/2- 14).2 8 Cl Modal = 211,5000 2,5709 2,6120 (xi - xm) 2.fi 78,8438 21,1250 1,1250 33,8438 76,5625 mínimo = máximo = n = Amp = máx - mín = K = raiz(n) = 5,6569 = Média = Elemento Central = Li da classe Med = Li Cl Mo = d1 = d2 = Mo = 4 + Mo = 2 + d2 = pontos = h = Amp/(k - 1) = 2 = xm = total d1 = 6,6095 6,8225 Limite Inferior = mínimo - h/2 = 24,500 (3.32/4 - 22).2 = 6,6667 6 Cl Modal = Li Cl Mo = 2012_2 ex 8 18 19 19 20 20 21 21 21 18 4 22 22 23 23 23 24 24 25 29 25 26 26 26 27 27 27 27 32 Q3 = 27 27 28 28 28 28 29 29 29 11,00 5 3,0 16,5 Freq Abs Freq Acum xi xi . fi xi - xm (xi - xm)2 16,5 16,5 ----| 19,5 3 3 18 54 -6,4688 41,8454 22,5 19,5 ----| 22,5 7 10 21 147 -3,4688 12,0326 10 22,5 ----| 25,5 7 17 24 168 -0,4688 0,2198 7 25,5 ----| 28,5 12 29 27 324 2,5312 6,4070 = 25,0714 28,5 ----| 31,5 3 32 30 90 5,5312 30,5942 32 ---- ---- 783 ---- ---- 12 783,00 = 24,4688 (3.n/4)+1/2 = 25,5 32 Q3 = 25,5 + 5 s2 = s = 9 s2 = s = 5 . 3 = 26,5714 5 + 9 Mo = 25,5 + Elemento Central = Li da classe Med = fantac = fmed = Md = 22,5 + 125,5361 84,2280 1,5384 total (32/2- 10).16,5 Cl Modal = 76,8837 pontos = (xi - xm) 2.fi mínimo = máximo = n = Amp = máx - mín = 12,257 xm = 91,7825 379,9688 3,4459 3,5010 7 Li Cl Mo = d1 = d2 = = 27,25 12 h = Amp/(k - 1) = 2,75 = K = raiz(n) = 5,6569 = 11,8742 Média = Limite Inferior = mínimo - h/2 = 24,500 (3.32/4 - 17).3 2012_2 ex 9 4 6 8 10 11 13 4 4 4 7 8 10 12 13 15 4 7 8 10 12 13 36 Q3 = 12 5 7 9 10 12 14 11,00 6 7 9 11 12 14 6 6 8 10 11 14 15 2,0 3,0 Freq Abs Freq Acum xi xi . fi xi - xm (xi - xm)2 18,5 3 ----| 5 4 4 4 16 -5,055625,5591 9 5 ----| 7 7 11 6 42 -3,0556 9,3367 17 7 ----| 9 6 17 8 48 -1,0556 1,1143 8 9 ----| 11 8 25 10 80 0,9444 0,8919 = 9,25 11 ----| 13 7 32 12 84 2,9444 8,6695 13 ----| 15 4 36 14 56 4,9444 24,4471 36 ---- ---- 326 ---- ---- 8 9 326,00 = 9,0556 (3.n/4)+1/2 = 2 36 Q3 = 11 + 1 s2 = s = 2 . 2 = 10,33 s2 = s = 2 + 1 d1 = d2 = Mo = 9 + 3,1163 Elemento Central = Li da classe Med = fantac = fmed = Md = 9 + (36/2- 17).2 8 Cl Modal = Li Cl Mo = mínimo = máximo = n = Amp = máx - mín = K = raiz(n) = 6 = h = Amp/(k - 1) = 2,2 = Limite Inferior = mínimo - h/2 = 65,3568 6,6857 xm = Média = total 9,4415 3,0727 (3.36/4 - 25).2 9,7113 27,500 = 11,5714 7 pontos = (xi - xm) 2.fi 102,2364 7,1351 60,6864 97,7884 339,8889 2012_2 ex 10 4 6 8 10 11 13 4 4 4 7 8 10 12 13 15 4 7 8 10 12 13 36 Q3 = 12 5 7 9 10 12 14 11,00 6 7 9 11 12 14 6 6 8 10 11 14 15 2,0 3,0 Freq Abs Freq Acum xi xi . fi xi - xm (xi - xm)2 16,5 3 ----| 5 4 4 4 16 -4,4375 19,6914 7 5 ----| 7 7 11 6 42 -2,4375 5,9414 11 7 ----| 9 6 17 8 48 -0,4375 0,1914 6 9 ----| 11 8 25 10 80 1,5625 2,4414 = 8,6667 11 ----| 13 7 32 12 84 3,5625 12,6914 32 ---- ---- 270 ---- ---- 8 270,00 = 8,4375 (3.n/4)+1/2 = 9 32 Q3 = 9 + 2 s2 = s = 1 s2 = s = 2 . 2 = 10,3333 2 + 1 Elemento Central = Li da classe Med = fantac = fmed = Md = 7 + (32/2- 11).2 6 Cl Modal = d1 = Li Cl Mo = d2 = Mo = 9 + 2,6802 2,72317,4153 7,1835 78,7656 41,5898 1,1484 total 229,8750 n = Amp = máx - mín = K = raiz(n) = 6 = h = Amp/(k - 1) = 2,2 = pontos = xm = Média = mínimo = máximo = 24,500 (3.32/4 - 17).2 = 10,75 8 Limite Inferior = mínimo - h/2 = 19,5313 88,8398 (xi - xm) 2.fi 2012_2 ex 11 4 6 8 11 13 4 4 4 7 9 12 13 15 6 8 10 12 14 20 Q3 = 12,25 6 8 11 13 15 11,00 4 4,0 2,0 Freq Abs Freq Acum xi xi . fi xi - xm (xi - xm)2 10,5 2 ----| 6,0 5 5 4 20 -4,95 24,5025 6 6 ----| 10,0 6 11 8 48 -0,95 0,9025 5 10 ----| 14,0 8 19 12 96 3,05 9,3025 6 14 ----| 16,0 1 20 15 15 6,05 36,6025 = 9,3333 20 ---- ---- 179 ---- ---- 179,00 = 8,95 (3.n/4)+1/2 = 8 20 = 12 10 s2 = s = 2 s2 = s = 7 2 . 4 = 10,89 2 + 7 mínimo = pontos = máximo = n = Amp = máx - mín = K = raiz(n) = 4,4721 = h = Amp/(k - 1) = 3,6667 = Limite Inferior = mínimo - h/2 = (xi - xm) 2.fi Elemento Central = 122,5125 Li da classe Med = 5,4150 fantac = 74,4200 fmed = 36,6025 Md = 6 + (20/2- 5).4 total 238,9500 6 xm = Média = 15,500 Cl Modal = Q3 = 10 + (3.20/4 - 11).4 Li Cl Mo = 11,9474 3,4565 8 d1 = 12,5762 3,5463 d2 = Mo = 10 +
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