GammaInv

Syntax

GammaInv(Probability, Alpha, Beta)

Parameters

Probability. Probability related to gamma distribution. The value must satisfy the constraint: 0 <= Probability <= 1.

Alpha. Distribution parameter. This value must satisfy the constraint: Alpha >0.

Beta. Distribution parameter. The value must satisfy the constraint: Beta >0.

Description

The method returns the inverse of gamma distribution.

Comments

The function can be used to study variables, which distribution may be skewed.

If Probability = GammaDist(x …), then GammaInv(Probability; …) = x.

If Beta = 1, the GammaInv function returns standard gamma distribution.

See also:

Function Wizard | Statistical Functions