When you have several outcome variables, what advantage does conducting a MANOVA have over conducting several ANOVAs?
A)Conducting several ANOVAs would increase the Type II error rate.
B)MANOVA doesn't rely on assumptions.
C)Conducting several ANOVAs would increase the Type I error rate.
D)MANOVA does not assume homogeneity of variances.

Question

Quizplus · Accepted Answer

Conducting multiple ANOVAs on several outcome variables increases the chance of making a Type I error, which is falsely rejecting a true null hypothesis. MANOVA controls for this by analyzing the variables together, thus maintaining the overall Type I error rate at the desired level.

When You Have Several Outcome Variables, What Advantage Does Conducting