For a test about the ratio of two population variances, the test statistic is given by / .

Question

For a test about the ratio of two population variances, the test statistic is given by  /  .

Quizplus · Accepted Answer

The test statistic for the ratio of two population variances follows an F distribution, and the numerator and denominator degrees of freedom are calculated based on the sample sizes of the two populations. The format of the given test statistic suggests that it is calculated based on these degrees of freedom, therefore it is true that the test statistic for the ratio of two population variances is given by this expression.

For a Test About the Ratio of Two Population Variances