stats_dens_f
(PECL stats >= 1.0.0)
stats_dens_f — Probability density function of the F distribution
Beschreibung
$x
, float $dfr1
, float $dfr2
): float
Returns the probability density at x
, where the
random variable follows the F distribution of which the degree of freedoms
are dfr1
and dfr2
.
Parameter-Liste
-
x
-
The value at which the probability density is calculated
-
dfr1
-
The degree of freedom of the distribution
-
dfr2
-
The degree of freedom of the distribution
Rückgabewerte
The probability density at x
or false
for failure.