For which of these research situations would you most likely calculate a correlation coefficient?
A) independent variable = gender; dependent variable = salary
B) independent variable = number of cars owned; dependent variable = money spent on gasoline per week
C) independent variable = city of residence; dependent variable = miles driven per week
D) independent variable = political affiliation; dependent variable = college major

Question

Quizplus · Accepted Answer

A correlation coefficient would be most appropriate for examining the relationship between two continuous variables, such as the number of cars owned and the amount of money spent on gasoline per week. The other three options involve a categorical variable as the independent variable, which would not be suitable for calculating a correlation coefficient.

For Which of These Research Situations Would You Most Likely