stats_dens_weibull
(PECL stats >= 1.0.0)
stats_dens_weibull — Probability density function of the Weibull distribution
Description
stats_dens_weibull ( float $x , float $a , float $b ) : float
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.
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https://www.php.net/manual/en/function.stats-dens-weibull.php