You have run a study comparing two independent groups. For one of the groups the variance is calculated as 3. The following values represent possible variance scores for the other group. Which would suggest that the assumption of homogeneity of variance has been violated?
A) 3
B) 6
C) 9
D) 12

Question

Quizplus · Accepted Answer

The largest variance should be no more than four times larger than the smallest. 3 * 4 = 12, so values up to 12 would not violate the assumption and values of 12 or more would.

You Have Run a Study Comparing Two Independent Groups