For which terms in the ANOVA model are sphericity adjustments potentially important?
A) Between-groups factors
B) Within-groups factors
C) Neither A nor B
D) Both A and B

Question

Quizplus · Accepted Answer

Sphericity adjustments are important for within-groups factors in ANOVA models because these adjustments correct for violations of the sphericity assumption, which is crucial when comparing means across three or more related groups.

For Which Terms in the ANOVA Model Are Sphericity Adjustments