ChiSquareDistribution
, ExponentialDistribution
public class GammaDistribution
extends java.lang.Object
Constructor | Description |
---|---|
GammaDistribution() |
Modifier and Type | Method | Description |
---|---|---|
static double |
cdf(double x,
double shape,
double scale) |
cumulative density function of the Gamma distribution
|
static double |
mean(double shape,
double scale) |
mean of the Gamma distribution
|
static double |
pdf(double x,
double shape,
double scale) |
probability density function of the Gamma distribution
|
static double |
quantile(double y,
double shape,
double scale) |
quantile (inverse cumulative density function) of the Gamma distribution
|
static double |
variance(double shape,
double scale) |
variance of the Gamma distribution
|
public static double pdf(double x, double shape, double scale)
x
- argumentshape
- shape parameterscale
- scale parameterpublic static double cdf(double x, double shape, double scale)
x
- argumentshape
- shape parameterscale
- scale parameterpublic static double quantile(double y, double shape, double scale)
y
- argumentshape
- shape parameterscale
- scale parameterpublic static double mean(double shape, double scale)
shape
- shape parameterscale
- scale parameterpublic static double variance(double shape, double scale)
shape
- shape parameterscale
- scale parameter