# CHISQ.INV

## Content

This function calculates the inverse of the left-tailed probability of the chi-squared distribution.

## Syntax

`CHISQ.INV(prob, deg)`

## Arguments

This function has these arguments:

| Argument | Description |
| -------- | ----------- |
| *prob* | [Required] Probability of the chi-squared distribution |
| *deg* | [Required] Number of degrees of freedom; if not an integer, the number is truncated |

## Remarks

If the argument is nonnumeric, the function returns the #VALUE! error value.

## Examples

`CHISQ.INV(B5,D7)`
`CHISQ.INV(R5C2,R7C4)`
`CHISQ.INV(0.75,4)` gives the result 5.385269057779394