In what type of test is the variable of interest the difference between the values of the observations rather than the observations themselves?
A) a test for the equality of variances from two independent populations
B) a test for the difference between the means of two dependent populations
C) a test for the difference between the means of two independent populations

Question

Quizplus · Accepted Answer

In a test for the difference between the means of two dependent populations, the variable of interest is the difference between paired observations, as the populations are related or matched.

In What Type of Test Is the Variable of Interest