(PECL stats >= 1.0.0)

stats_dens_pmf_binomialProbability mass function of the binomial distribution


stats_dens_pmf_binomial ( float $x , float $n , float $pi ) : float

Returns the probability mass at x, where the random variable follows the binomial distribution of which the number of trials is n and the success rate is pi.

Elenco dei parametri


The value at which the probability mass is calculated


The number of trials of the distribution


The success rate of the distribution

Valori restituiti

The probability mass at x or FALSE for failure.

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