A simple random sample of size n = 15 is drawn from a population that is normally

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A simple random sample of size n = 15 is drawn from a population that is normally distributed. The sample mean is found to be 23.8, and the sample standard deviation is found to be 6.3. Is the population mean different from 25 at the α = 0.01 level of significance?

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Fundamentals Of Statistics

ISBN: 9780321844606

4th Edition

Authors: Michael Sullivan III

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