Our assumption that population variances are equal is called the assumption of
A) equal dispersion.
B) heterogeneity of variance.
C) homogeneity of variance.
D) pooled variances.

Question

Quizplus · Accepted Answer

The assumption that population variances are equal is called the assumption of homogeneity of variance. This assumption is required for many statistical tests, including the t-test and ANOVA. If the assumption is violated, it can lead to incorrect conclusions and reduce the power of the test.

Our Assumption That Population Variances Are Equal Is Called the Assumption