A rough computational check on the accuracy of a standard deviation is that around six times the

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A rough computational check on the accuracy of a standard deviation is that around six times the standard deviation should, in general, include almost the entire range of values for the distribution on which it is based.

Do you see any reason why this rule should work? Must it be true?

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Statistics Probability Inference And Decision

ISBN: 9780030778056

1st Edition

Authors: Robert L. Winkler, William L. Hays

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