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stats_dens_pmf_binomial

(PECL stats >= 1.0.0)

stats_dens_pmf_binomialProbability mass function of the binomial distribution

Description

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

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.

Parameters

x

The value at which the probability mass is calculated

n

The number of trials of the distribution

pi

The success rate of the distribution

Return Values

The probability mass at x or FALSE for failure.

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