In order to determine whether or not the means of two populations are equal,
A) a t test must be performed.
B) an analysis of variance must be performed.
C) either a t test or an analysis of variance can be performed.
D) a chi-square test can be performed.

Question

Quizplus · Accepted Answer

A t-test is used to compare the means of two independent populations, while an analysis of variance (ANOVA) is used to compare the means of more than two independent populations. In this case, we are only comparing the means of two populations, so either a t-test or an ANOVA can be performed.

In Order to Determine Whether or Not the Means of Two