# T.INV

## Content

This function returns the t-value of the student's t-distribution as a function of the probability and the degrees of freedom.

## Syntax

`T.INV(prog, deg)`

## Arguments

This function has these arguments:

| Argument | Description |
| -------- | ----------- |
| *prog* | [Required] Probability of the student’s t-distribution |
| *deg* | [Required] Number of degrees of freedom to characterize the distribution; if not an integer, the number is truncated |

## Examples

`T.INV(A4,2)`
`T.INV(0.68,4) `