stats_dens_exponential
(PECL stats >= 1.0.0)
stats_dens_exponential — Probability density function of the exponential distribution
Beschreibung
$x
, float $scale
): float
Returns the probability density at x
, where the
random variable follows the exponential distribution of which the scale is
scale
.
Parameter-Liste
-
x
-
The value at which the probability density is calculated
-
scale
-
The scale of the distribution
Rückgabewerte
The probability density at x
or false
for failure.