8.19 Refer to Exercise 8.18. Suppose samples are to be selected with n1 n2 n.

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8.19 Refer to Exercise 8.18. Suppose samples are to be selected with n1  n2  n. Find the value of n that will allow the difference between the sample means to be within 0.04 unit of ( ) with probability approximately 0.90.

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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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