Statistic 函数
PHP Manual

stats_rand_gen_noncentral_t

(PECL stats >= 1.0.0)

stats_rand_gen_noncentral_tGenerates a single random deviate from a non-central t-distribution

说明

float stats_rand_gen_noncentral_t ( float $df , float $xnonc )

Returns a random deviate from the non-central t-distribution with the degrees of freedom, df, and the non-centrality parameter, xnonc.

参数

df

The degrees of freedom

xnonc

The non-centrality parameter

返回值

A random deviate


Statistic 函数
PHP Manual