A researcher wants to determine if the variance of salary of assistant professors differs from the variance of salary of associate professors. Which one of the following procedures is appropriate to test this?

Question

Quizplus · Accepted Answer

The appropriate procedure to compare the variance of salary between two independent groups (assistant professors and associate professors) is to test for two independent variances. This can be done using tests such as the F-test for equality of variances.

A Researcher Wants to Determine If the Variance of Salary