When attempting to establish differences among three sets of matched interval scores, the appropriate test is the
A) paired t
B) factorial ANOVA
C) within-subjects ANOVA
D) multiple R

Question

Quizplus · Accepted Answer

Within-subjects ANOVA is the appropriate test when analyzing data where participants are measured multiple times under different conditions, as in this scenario where there are three sets of matched interval scores. The paired t-test would only be appropriate for comparing two sets of matched interval scores. Factorial ANOVA and multiple regression are not relevant to this scenario.

When Attempting to Establish Differences Among Three Sets of Matched