Question: Random samples from two normal populations produced the following statistics: a. Estimate with 95% confidence the ratio of the two population variances. b. Repeat part

Random samples from two normal populations produced the following statistics:


Random samples from two normal populations produced the following statistics:


a. Estimate with 95% confidence the ratio of the two population variances.

b. Repeat part (a) changing the sample sizes to n1 = 25 and n2 = 25.

c. Describe what happens to the width of the confidence interval estimate when the sample sizesincrease.

s-28 n 10 -19 n2 10

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