Avg Function (Reporting Services)

Updated: 15 September 2007

Returns the average of all non-null values of the specified expression.


Avg(Expression, Scope)

Expression

An expression that evaluates to numeric data on which to perform the aggregation. The expression cannot contain aggregate functions.

Scope

(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 Using Report Functions in Expressions (Reporting Services).

Returns a Decimal for decimal expressions and a Double for all other expressions.

The set of data specified in the expression must have the same data type. To convert data that has multiple numeric data types to the same data type, use conversion functions like CInt, CDbl or CDec. For more information, see Type Conversion Functions.

Scope cannot be an expression.

The following example provides an average of all values in the Cost field contained in the outermost data region.

Avg(Fields!Cost.Value, Nothing)

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