A random sample of n = 9 values taken from a normally distributed population with a population

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A random sample of n = 9 values taken from a normally distributed population with a population variance of 25 resulted in the following sample values:

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Use the sample values to construct a 90% confidence interval estimate for the population mean.
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Business Statistics A Decision Making Approach

ISBN: 9780133021844

9th Edition

Authors: David F. Groebner, Patrick W. Shannon, Phillip C. Fry

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