stats_rand_gen_exponential
stats_rand_gen_funiform
Statistic Функции
PHP Manual

# stats_rand_gen_f

(PECL stats:1.0.0-1.0.2)

stats_rand_gen_f — Generates a random deviate

### Описание

float stats_rand_gen_f ( float `$dfn` , float `$dfd` )

Generates a random deviate from the F (variance ratio) distribution with "dfn" degrees of freedom in the numerator and "dfd" degrees of freedom in the denominator. Method : directly generates ratio of chisquare variates.

### Список параметров

`dfn`

`dfd`

### Возвращаемые значения

stats_rand_gen_exponential
stats_rand_gen_funiform
Statistic Функции
PHP Manual