Question: In Problem 10 43 assume that two samples are selected from

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 σ21 and σ22?
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 σ21 > σ22 ? What is your statistical decision?


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  • CreatedJuly 16, 2015
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