stats_dens_weibull

stats_dens_weibull

(PECL stats >= 1.0.0)

stats_dens_weibull — Probability density function of the Weibull distribution

Description

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

Returns the probability density at x, where the random variable follows the Weibull distribution of which the shape parameter is a and the scale parameter is b.

Parameters

x

The value at which the probability density is calculated

a

The shape parameter of the distribution

b

The scale parameter of the distribution

Return Values

The probability density at x or FALSE for failure.

← stats_dens_uniform

stats_harmonic_mean →

 © 1997–2017 The PHP Documentation Group

Licensed under the Creative Commons Attribution License v3.0 or later.

https://secure.php.net/manual/en/function.stats-dens-weibull.php