Stixbox Function qgamma - The gamma inverse distribution function
Calling Sequence
- x = qgamma(p,a [,s])
Parameters
- p
: probability
- a,s
: positive real, parameter of the gamma distribution (a and scale can be scalar or matrix with common size with p). scale is optional, default value is 1.
- x
: inverse of the gamma cumulative distribution function of parameter a at p
Description
The gamma inverse distribution function. The gamma distribution is:
s^(a)/Gamma(a) * X^(a-1) * exp(- s*X)