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Standard Deviation

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Dictionary of Environmental Health

standard deviation

The root of the average of the squares of the differences from their MEAN of a number of observations. It is a measure of the spread of a number of observations from their MEAN.

This is the complete article, containing 36 words (approx. 1 page at 300 words per page).

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Standard Deviation from Dictionary of Environmental Health. ISBN: 0-203-16591-8. Published: 2003–07–18. ©2009 Taylor and Francis. All rights reserved.



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