Question: Consider the film speed data in Exercise 10-22. (a) Test H0: 2 1 2 2 versus using 0.02. (b) Suppose that one

Consider the film speed data in Exercise 10-22.

(a) Test H0: 2 1  2 2 versus using   0.02.

(b) Suppose that one population standard deviation is 50%

larger than the other. Is the sample size n1  n2  8 adequate to detect this difference with high probability?

Use   0.01 in answering this question.

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