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VarP

SQL Server 2000

VarP

Returns the population variance of a numeric expression evaluated over a set, using the biased population formula.

Syntax

VarP(«Set»[, «Numeric Expression»])

Remarks

The VarP function returns the biased variance of a numeric expression, specified in «Numeric Expression», evaluated over a set specified in «Set».

The VarP function uses the biased population formula, while the Var function uses the unbiased population formula.

Example
VarP({USA, CANADA, MEXICO}, Sales)
 

See Also

Var

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