Construct an 80 confidence interval to estimate the population mean when x 125 and 32 for the following sample sizes a n 30 b n 60 c n 90 ...

Construct an 80% confidence interval to estimate the population mean when x = 125 and =

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Construct an 80% confidence interval to estimate the population mean when x̅ = 125 and σ = 32 for the following sample sizes:

a. n = 30

b. n = 60

c. n = 90

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Business Statistics

ISBN: 9780321925121

2nd Edition

Authors: Robert A. Donnelly

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Question Posted: Jul 17, 2015 07:10 AM

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Construct an 80% confidence interval to estimate the population mean when x = 125 and =

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