In a two-tailed test for the equality of two variances, the critical value is determined by going to the F- distribution table with an upper-tail area equal to alpha divided by two.

Question

Quizplus · Accepted Answer

In a two-tailed test for the equality of two variances, the critical value is indeed determined by consulting the F-distribution table with an upper-tail area equal to the significance level (alpha) divided by two, because the test is checking for deviations in both directions from the null hypothesis.

In a Two-Tailed Test for the Equality of Two Variances