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
User Contributed Notes
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