T.DIST DAX Function (Statistical)

Returns the Student’s left-tailed t-distribution.


T.DIST ( <X>, <Deg_freedom>, <Cumulative> )
Parameter Attributes Description

The numeric value at which to evaluate the distribution.


An integer indicating the number of degrees of freedom.


A logical value that determines the form of the function. If cumulative is TRUE, T.DIST returns the cumulative distribution function; if FALSE, it returns the probability density function.

Return values

Scalar A single decimal value.

The Student’s left-tailed t-distribution.

Related functions

Other related functions are:

Last update: Dec 13, 2018   » Contribute   » Show contributors

Contributors: Alberto Ferrari, Marco Russo

MSDN documentation: https://msdn.microsoft.com/en-us/query-bi/dax/t-dist-dax

DAX Conventions
Context Transition

This function performs a Context Transition if called in a Row Context. Click to read more.

Row Context

This expression is executed in a Row Context. Click to read more.


Not recommended

The use of this function is not recommended. See Remarks and Related functions for alternatives.

Not recommended

The use of this parameter is not recommended.


This function is deprecated. Jump to the Alternatives section to see the function to use.


This parameter is deprecated and its use is not recommended.


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