stats_dens_beta

(PECL stats >= 1.0.0)

stats_dens_betaProbability density function of the beta distribution

Descrizione

float stats_dens_beta ( float $x , float $a , float $b )

Returns the probability density at x, where the random variable follows the beta distribution of which the shape parameters are a and b.

Elenco dei parametri

x

The value at which the probability density is calculated

a

The shape parameter of the distribution

b

The shape parameter of the distribution

Valori restituiti

The probability density at x or FALSE for failure.

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