stats_dens_exponential
(PECL stats >= 1.0.0)
stats_dens_exponential — Probability density function of the exponential distribution
Description
float stats_dens_exponential ( float $x , float $scale ) Returns the probability density at x, where the random variable follows the exponential distribution of which the scale is scale.
Parameters
x
The value at which the probability density is calculated
scale
The scale of the distribution
Return Values
The probability density at x or FALSE for failure.
← stats_dens_chisquare
stats_dens_f →
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