Variance/Definition: Difference between revisions
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a statistical measure of the variability of a quantity (defined as the mean of the squares of the deviation of its values from their mean, and expressed mathematically as Var(x)). | |||
Revision as of 09:39, 29 June 2009
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Variance [r]: a statistical measure of the variability of a quantity (defined as the mean of the squares of the deviation of its values from their mean, and expressed mathematically as Var(x)).