stats_rand_gen_ibinomial

(PECL stats >= 1.0.0)

stats_rand_gen_ibinomial — Generates a random deviate from the binomial distribution

说明

stats_rand_gen_ibinomial ( int $n , float $pp ) : int

Returns a random deviate from the binomial distribution whose number of trials is n and whose probability of an event in each trial is pp.

参数

n

The number of trials

pp

The probability of an event in each trial

返回值

A random deviate

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