Question: Sports and Leisure A study was conducted to compare the variability in times for men and women involved in collegiate swimming events. Independent random samples of 800-meter freestyle competitors were obtained, and the time (in minutes) was recorded for each swimmer. The data are summarized in the following table.
![377_CI.png](https://secure.tutorsglobe.com/CMSImages/377_CI.png)
a. Find the critical values necessary to construct a 95% confidence interval for the ratio of population variances.
b. Construct the confidence interval.