Suppose you wish to estimate a population mean based on a random sample of n observations, and

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Suppose you wish to estimate a population mean based on a random sample of n observations, and prior experience suggests that σ = 12.7. If you wish to estimate µ correct to within 1.6, with probability equal to .95, how many observations should be included in your sample?
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Introduction To Probability And Statistics

ISBN: 9781133103752

14th Edition

Authors: William Mendenhall, Robert Beaver, Barbara Beaver

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