Which distribution is used in testing the hypotheses about the equality of two population variances?
A) z-distribution
B) F-distribution
C) x2 distribution
D) t-distribution

Question

Quizplus · Accepted Answer

The F-distribution is used in testing hypotheses about the equality of two population variances. This is because the ratio of two independent sample variances, each divided by their respective degrees of freedom, follows an F-distribution under the null hypothesis that the population variances are equal.

Which Distribution Is Used in Testing the Hypotheses About the Equality