stats_dens_pmf_hypergeometric
(PECL stats >= 1.0.0)
stats_dens_pmf_hypergeometric — Probability mass function of the hypergeometric distribution
Beschreibung
float
$n1
,float
$n2
,float
$N1
,float
$N2
): float
Returns the probability mass at n1
, where the random variable
follows the hypergeometric distribution of which the number of failure is
n2
, the number of success samples is N1
,
and the number of failure samples is N2
.
Parameter-Liste
-
n1
-
The number of success, at which the probability mass is calculated
-
n2
-
The number of failure of the distribution
-
N1
-
The number of success samples of the distribution
-
N2
-
The number of failure samples of the distribution
Rückgabewerte
The probability mass at n1
or false
for failure.