stats_dens_gamma
Probability density function of the gamma distribution
説明
float stats_dens_gamma(float $x, float $shape, float $scale)
Returns the probability density at x, where the
random variable follows the gamma distribution of which the shape parameter
is shape and the scale parameter is scale.
パラメータ
-
x
-
The value at which the probability density is calculated
-
shape
-
The shape parameter of the distribution
-
scale
-
The scale parameter of the distribution
戻り値
The probability density at x or false for failure.