Related Functions:

The CHISQ.INV function returns the inverse of the left-tailed probability of the chi-squared distribution.

  • This function was introduced in Excel 2010 and so is not available in earlier versions.




Argument Description
probability A probability associated with the chi-squared distribution
deg_freedom The number of degrees of freedom – must be an integer between 1 and 1010


  A B C
1 Formula Result Notes
2 =CHISQ.INV(0.5,1) 0.454936 Inverse of the left-tailed probability of the chi-squared distribution, for the arguments specified
3 =CHISQ.INV(0.5,2) 1.386294  
4 =CHISQ.INV(0.75,1) 1.323304  
5 =CHISQ.INV(0.75,2) 2.772589  

Common Function Error(s)

Problem What went wrong
#VALUE! Occurs if any of the supplied arguments are not recognized as numeric values
#NUM! Occurs if either:

  the supplied probability value is < 0 or ≥ 1
  the supplied deg_freedom argument is <1 or >1010