Researchers design a study to assess the score achieve on Beck's depression inventory before 59 patients begin a group therapy intervention and after 6 weeks, 12 weeks and 6 month after completion. An appropriate statistical test to use would be:
A) t-test for independent groups
B) t-test for dependent groups
C) repeat measures ANOVA
D) multiple regression

Question

Quizplus · Accepted Answer

Repeated measures ANOVA is appropriate for comparing means across multiple time points for the same subjects, as in this study with scores measured at different intervals.

Researchers Design a Study to Assess the Score Achieve on Beck's