Answer
$F = \frac{x_{1}^{2}}{x_{2}^{2}}$
Work Step by Step
The formula for the F test for variances is $F = \frac{x_{1}^{2}}{x_{2}^{2}}$
Elementary Statistics: A Step-by-Step Approach with Formula Card 9th Edition
by Bluman, Allan
Published by
McGraw-Hill Education
ISBN 10:
0078136334
ISBN 13:
978-0-07813-633-7
Chapter 9 - Testing the Difference Between Two Means, Two Proportions, and Two Variances - Chapter Quiz - Page 543: 13
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