In which of the following situations would it be useful to test for differences between two groups?
A) A retailer wishes to know if customer satisfaction is different between in-store vs. online shoppers.
B) A beverage company wants to know if a new beverage concept differs between users vs. nonusers of the current brand.
C) A department store wishes to know the differences between online catalogs vs. mail order catalog shoppers.
D) A state university ants to know is there is a significant difference in GPA between undergraduate and graduate students.
E) All of the above situations would benefit from tests for differences between two groups.

Question

Quizplus · Accepted Answer

All of the situations involve comparing two distinct groups to determine if there are significant differences, which is the purpose of testing for differences between groups.

In Which of the Following Situations Would It Be Useful