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Comparing Two Population Variances

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Obtain the critical values of the F distribution for the following situations:

(a). F .01, numerator df = 8, denominator
df = 6
(b). F .01, numerator df = 5, denominator df = 120
(c). F .05, numerator df = 12, denominator df = 24

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Solution Summary

This solution explains through an illustrative example how to compare two population variances using the F table of critical values.

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We will need a table of percentage points of the F distribution (often referred to the F Table). Most Statistics texts have such tables located near the back of the book. Otherwise, your professor has probably supplied you with a copy. Either way, we will be ...

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