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Variance

Usage

Variance[list] gives the statistical variance of the elements in list.


Notes

Variance[list] gives the unbiased estimate of variance.
Variance[list] is equivalent to Total[(list-Mean[list])^2]/(Length[list]-1).
Variance handles both numerical and symbolic data.
Variance[{{ ,  , ... }, { ,  , ... }, ... }] gives {Variance[{ ,  , ... }], Variance[{ ,  , ... }]}.
Variance works with SparseArray objects.
• See also: StandardDeviation, Mean, Quantile.
• New in Version 5.


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