T.INV

Applies to: Calculated column Calculated table Measure Visual calculation

Returns the left-tailed inverse of the Student's t-distribution.

Syntax

DAX

T.INV(Probability,Deg_freedom)

Parameters

Term	Definition
Probability	The probability associated with the Student's t-distribution.
Deg_freedom	The number of degrees of freedom with which to characterize the distribution.

Return value

The left-tailed inverse of the Student's t-distribution.

Remarks

This function is not supported for use in DirectQuery mode when used in calculated columns or row-level security (RLS) rules.

Example

DAX

EVALUATE { T.INV(0.75, 2) }

Returns

[Value]
0.816496580927726

Related content

T.INV.2T T.DIST T.DIST.2T T.DIST.RT