We provide a sample mean, sample size, population standard deviation, and confidence level. In each case, use

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We provide a sample mean, sample size, population standard deviation, and confidence level. In each case, use the one-mean z-interval procedure to find a confidence interval for the mean of the population from which the sample was drawn.

x-bar = 20, n = 36, σ = 3, confidence level = 95%

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Elementary Statistics

ISBN: 9780321691231

8th Edition

Authors: Neil A. Weiss

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Question Posted: Aug 13, 2015 03:22 AM

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We provide a sample mean, sample size, population standard deviation, and confidence level. In each case, use

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Elementary Statistics

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