What is NORM.INV function in Excel? NORM.INV function is one of Statistical functions in Microsoft Excel that returns the inverse of the normal cumulative distribution for the specified mean and standard deviation. Syntax of NORM.INV function NORM.INV(probability,mean,standard_dev) The NORM.INV function syntax has the following arguments: Probability: A probability corresponding to the normal distribution. Mean: The arithmetic mean of the distribution. Standard_dev: The…