T.DIST Returns the Student’s left-tailed t-distribution.
Syntax
T.DIST(X,Deg_freedom,Cumulative)
Parameters
X – The numeric value at which to evaluate the distribution.
Deg_freedom – An integer indicating the number of degrees of freedom.
Cumulative – 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 Value
The Student’s left-tailed t-distribution.
Reference Data
https://docs.microsoft.com/en-us/dax/dax-function-reference