In a(n) _____, a within-groups design with two groups is used to compare the distribution of mean difference scores.
A) single-sample t test
B) z test
C) independent-samples t test
D) paired-samples t test

Question

Quizplus · Accepted Answer

The question mentions a within-groups design with two groups, which indicates that paired-samples t test is the appropriate choice. The other options involve different designs or number of groups.

In A(n) _____, a Within-Groups Design with Two Groups Is