Ch. 2

Question 1

Variable

Answer 1

A quantity or quality that varies across people or situations

Question 2

quantitative variable

Answer 2

a quantity, such as height, measured by assigning a number to each individual

Question 3

categorical variable

Answer 3

a quality, measured by assigning a category label to each individual (ie. sex, nationality, occupation)

Question 4

Population

Answer 4

a large group of people