Nóta
Teastaíonn údarú chun rochtain a fháil ar an leathanach seo. Is féidir leat triail a bhaint as shíniú isteach nó eolairí a athrú.
Teastaíonn údarú chun rochtain a fháil ar an leathanach seo. Is féidir leat triail a bhaint as eolairí a athrú.
Returns the sample variance of a numeric expression evaluated over a set, using the unbiased population formula (dividing by n).
Syntax
Var(Set_Expression [ ,Numeric_Expression ] )
Arguments
- Set_Expression
A valid Multidimensional Expressions (MDX) expression that returns a set.
- Numeric_Expression
A valid numeric expression that is typically a Multidimensional Expressions (MDX) expression of cell coordinates that return a number.
Remarks
The Var function returns the unbiased variance of a specified numeric expression evaluated over a specified set.
The Var function uses the unbiased population formula, and the VarP function uses the biased population formula.
See Also
Reference
Help and Information
Getting SQL Server 2005 Assistance
Change History
| Release | History |
|---|---|
17 July 2006 |
|