Excel Function - NORM.INV

Used to calculate the inverse of the normal cumulative distribution for a specified mean and standard deviation. That is, given a probability, it returns the corresponding value from the normal distribution.

=NORM.INV(probability, mean, standard_dev)

Where

• probability: The probability corresponding to the normal distribution.
• mean: The arithmetic mean of the distribution.
• standard_dev: The standard deviation of the distribution.