VAR.P DAX Function (Statistical)

Calculates variance based on the entire population. Ignores logical values and text in the population.

Syntax

VAR.P ( <ColumnName> )

Parameter	Attributes	Description
ColumnName		A column that contains values corresponding to a population.

Scalar A single decimal value.

A number with the variance of the entire population.

VAR.P assumes that the column refers to the entire population.

To compute the variance with a sample of the population, use VAR.S.

The VAR.P function internally executes VARX.P, without any performance difference.
The following VAR.P call:

VAR.P ( table[column] )

corresponds to the following VARX.P call:

VARX.P (
    table,
    table[column]
)

Learn more about VAR.P in the following articles:

Statistical Patterns

DAX includes a few statistical aggregation functions, such as average, variance, and standard deviation. Other typical statistical calculations require you to write longer DAX expressions. Excel, from this point of view, has a much richer language. The Statistical Patterns are a collection of common statistical calculations: median, mode, moving average, percentile, and quartile. » Read more

Other related functions are:

Contributors: Alberto Ferrari, Marco Russo