# CHISQ.INVDAX Function (Statistical)

Returns the inverse of the left-tailed probability of the chi-squared distribution. The chi-squared distribution is commonly used to study variation in the percentage of something across samples, such as the fraction of the day people spend watching television.

## Syntax

CHISQ.INV ( <Probability>, <Deg_freedom> )
Parameter Attributes Description
Probability

A probability associated with the chi-squared distribution.

Deg_freedom

The number of degrees of freedom.

## Return values

Scalar A single decimal value.

Returns the inverse of the left-tailed probability of the chi-squared distribution.

## Remarks

If argument is nonnumeric, CHISQ.INV returns the #VALUE! error value.
If probability < 0 or probability > 1, CHISQ.INV returns the #NUM! error value.
If deg_freedom is not an integer, it is rounded.
If deg_freedom < 1 or deg_freedom > 10^10, CHISQ.INV returns the #NUM! error value.

## Related functions

Other related functions are:

Last update: Jan 11, 2021     » Show contributors

Contributors: Alberto Ferrari, Marco Russo

MSDN documentation: https://docs.microsoft.com/en-us/dax/chisq-inv-function-dax

# 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.

# Deprecated

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

# Deprecated

This parameter is deprecated and its use is not recommended.

# DirectQuery compatibility

Limitations are placed on DAX expressions allowed in measures and calculated columns.
The state below shows the DirectQuery compatibility of the DAX function.

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