Construct a 98% confidence interval to estimate the population mean with x = 60 and =

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Construct a 98% confidence interval to estimate the population mean with x̅ = 60 and σ = 12 for the following sample sizes:

a. n = 35

b. n = 45

c. n = 55

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Business Statistics

ISBN: 9780321925121

2nd Edition

Authors: Robert A. Donnelly

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