Variance/Definition: Difference between revisions
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A statistical measure of the variability of a quantity (defined as the mean | |||
A statistical measure of the variability of a random quantity (defined as the mean squared deviation from the mean value). | |||
Latest revision as of 17:21, 29 June 2009
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A statistical measure of the variability of a random quantity (defined as the mean squared deviation from the mean value).