Variance• Variance[data] calculates the unbiased estimate of variance. • The variance of data is calculated by  .
• If data is a matrix, use Flatten to convert it to a list.
• Example: Variance[Flatten[{{1.8, 9.6}, {2.9, 7.4}}]]  .
• See also: MovingAverage, StandardDeviation.
Examples Using InstantCalculatorsHere is the InstantCalculator for the Variance function. Enter the parameters for your calculation and click Calculate to see the result.
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Entering Commands DirectlyYou can paste a template for this command via the Text Input button on the Variance Function Controller. This defines a list called data.
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This gives the mean of data.
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Clear the variable definition.
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