Метод | Описание | |
---|---|---|
CDF ( number $x, number $α, number $β ) | Cumulative distribution function | |
PDF ( number $x, number $α, number $β ) : number | Probability density function | |
inverse ( number $p, $params ) : number | Inverse CDF (Quantile function) | |
mean ( number $α, number $β ) : number | Mean of the distribution |