(PECL stats >= 1.0.0)
stats_rand_gen_noncentral_f — Generates a random deviate from the noncentral F (variance ratio) distribution with "dfn" degrees of freedom in the numerator, and "dfd" degrees of freedom in the denominator, and noncentrality parameter "xnonc". Method : directly generates ratio of noncentral numerator chisquare variate to central denominator chisquare variate.
$dfn
, float $dfd
, float $xnonc
)This function is currently not documented; only its argument list is available.
dfn
dfd
xnonc