# TINV

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## 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

TINV(*prog*,*deg*)

## Arguments

This function has these arguments:

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

## Data Types

Accepts numeric data for all arguments. Returns numeric data.

## Examples

`TINV(A4,2)`
`TINV(0.68,4)` gives the result 0.444006

## Version Available

This function is available in product version 1.0 or later.

## See Also

[TDIST](/spreadnet/docs/latest/online-formula/formulas-functionsall/formulas-functsTtoZ/FunctionTDIST) \| [TTEST](/spreadnet/docs/latest/online-formula/formulas-functionsall/formulas-functsTtoZ/FunctionTTEST) \| [Statistical Functions](/spreadnet/docs/latest/online-formula/formulas-overview/formulas-functs/formulas-functtypes/formulas-functsstats)