stats_rand_gen_noncentral_f
(PECL stats >= 1.0.0)
stats_rand_gen_noncentral_f — Generates a random deviate from the noncentral F distribution
说明
Returns a random deviate from the non-central F distribution where the degrees of freedoms are
dfn
(numerator) and dfd
(denominator), and the non-centrality
parameter is xnonc
.
参数
dfn
-
The degrees of freedom of the numerator
dfd
-
The degrees of freedom of the denominator
xnonc
-
The non-centrality parameter
返回值
A random deviate
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