Back to 13.4 Test of Two Variances

13.4 Exercise 17

Avg difficulty 2.5


Use the following information to answer the next three exercises. Two cyclists are comparing the variances of their overall paces going uphill. Each cyclist records his or her speeds going up 35 hills. The first cyclist has a variance of 23.8, and the second cyclist has a variance of 32.1. The cyclists want to see if their variances are the same or different. Assume that speeds are normally distributed.

What is the F statistic?

OpenStax Statistics, 13.4 Test of Two Variances, exercise 17

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