# stats_rand_gen_noncentral_chisquare

(PECL stats >= 1.0.0)

stats_rand_gen_noncentral_chisquare — Generates a random deviate from the non-central chi-square distribution

### 说明

stats_rand_gen_noncentral_chisquare(float `$df`, float `$xnonc`): float

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

### 参数

`df`

  The degrees of freedom

`xnonc`

  The non-centrality parameter

### 返回值

A random deviate

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