StDev Function

StDev Function

SQL Server 2000

StDev Function

Returns the standard deviation of all non-null values of the specified expression.

StDev(Expression, Scope)
(Integer or Float) The expression on which to perform the aggregation. The expression cannot contain aggregate functions.
(String) The name of a dataset, grouping, or data region that contains the report items to which to apply the aggregate function. If Scope is specified, the aggregate function applies to all data in the dataset, grouping, or data region. For more information about the Scope parameter, see Aggregate Functions.
Return Type

Returns a Float.


The following code example provides the standard deviation of line item totals in the Order grouping or data region:

StDev(Fields!LineTotal.Value, "Order")
See Also

Aggregate Functions

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