Statistic Functions
PHP Manual

stats_rand_gen_f

(PECL stats >= 1.0.0)

stats_rand_gen_fGenerates a random deviate

Description

float stats_rand_gen_f ( float $dfn , float $dfd )

Generates a random deviate from the F (variance ratio) distribution with "dfn" degrees of freedom in the numerator and "dfd" degrees of freedom in the denominator. Method : directly generates ratio of chisquare variates.

Parameters

dfn

dfd

Return Values


Statistic Functions
PHP Manual

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