When estimating the mean of a population, how large a sample is required in order that the

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When estimating the mean of a population, how large a sample is required in order that the 95% error margin be:
(a) 1/8 of the population standard deviation?
(b) 15% of the population standard deviation?

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Statistics Principles And Methods

ISBN: 9780470904114

7th Edition

Authors: Richard A. Johnson, Gouri K. Bhattacharyya

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Question Posted: Apr 19, 2016 10:59 AM

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When estimating the mean of a population, how large a sample is required in order that the

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Recall that the 95 error margin is 196 n a In order that the 95 error marg...View the full answer

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