As the number of groups in the factorial design increases,_____ becomes increasingly problematic.
A)homogeneity of population variances
B)heterogeneity of population variances
C)non-normality
D)error variance

Question

Quizplus · Accepted Answer

As the number of groups increases, it becomes more difficult to maintain homogeneity of population variances, which can lead to increased heterogeneity of variances. This violates the assumption of homoscedasticity, which can result in biased estimates of the standard errors and affect the statistical significance of the results.

As the Number of Groups in the Factorial Design Increases,_____