PERGUNTA 1 Questions 1-3 are related to the following information:

PERGUNTA 1

1. Questions 1-3 are related to the following information:

   A college professor records the following information for each of the 55 students enrolled in her class:

   • Gender

   • Year (Freshman, Sophomore, Junior, Senior)

   • Number of missed classes

   • Midterm score

   • Extra credit (1 – Submitted, 2 – Not submitted)

   • Final exam score
   
   Skills: Understand the structure of a data set and identify different type of variables.Identify subjects and variables
   "multiple choice" question: select the correct answer. 

   Which of the following is a categorical variable?