Question: In Problem 10.43, assume that two samples are selected from independent normally distributed populations. a. At the 0.05 level of significance, is there evidence of

In Problem 10.43, assume that two samples are selected from independent normally distributed populations.

a. At the 0.05 level of significance, is there evidence of a difference between s2 1 and s2 2?

b. Suppose that you want to perform a one-tail test. At the 0.05 level of significance, what is the upper-tail critical value of F to determine whether there is evidence that s2 1 7 s2 2? What is your statistical decision?

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