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rbeta

Random numbers from the beta distribution

Calling Sequence

x = rbeta(n,a,b)

Parameters

n

positive integer or a vector [lig,col] of 2 positive integers

a,b

positive reals , parameters of the beta distribution (a,b can be scalars or matrix with common size with x).

x

n-vector or a n-matrix.

Description

returns random numbers from the beta distribution (inversion method) with parameters a and b. density:

x.^(a-1).* (1-x).^(b-1)./beta(a,b)1_{0<x<1})
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