9.86 Suppose the sample variances given in Exercise 9.35 are good estimates of the population variances. Using

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9.86 Suppose the sample variances given in Exercise 9.35 are good estimates of the population variances.

Using the allocation scheme of Exercise 9.85, find the number of measurements to be taken on each coupling agent to estimate the true difference in means to within 1 unit with confidence coefficient 0.95. Compare your answer to that of Exercise 9.36.

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Probability And Statistics For Engineers

ISBN: 9781133006909

5th Edition

Authors: Richard L Scheaffer, Madhuri Mulekar, James T McClave, Cecie Starr

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