If the variance of a national accounting examination is 900, how large a sample is needed to

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If the variance of a national accounting examination is 900, how large a sample is needed to estimate the true mean score within 5 points with 99% confidence?

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Elementary Statistics A Step By Step Approach

ISBN: 9780073386102

8th Edition

Authors: Allan Bluman

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Question Posted: Sep 02, 2015 03:55 AM

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If the variance of a national accounting examination is 900, how large a sample is needed to

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Elementary Statistics A Step By Step Approach

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