Interface BetaDistribution
- All Superinterfaces:
ContinuousDistribution
,Distribution
,HasDensity<Double>
- All Known Implementing Classes:
BetaDistributionImpl
Computes the cumulative, inverse cumulative and density functions for the beta distribuiton.
- Since:
- 2.0
- Version:
- $Revision: 920852 $ $Date: 2010-03-09 13:53:44 +0100 (mar. 09 mars 2010) $
- See Also:
-
Method Summary
Methods inherited from interface org.apache.commons.math.distribution.ContinuousDistribution
inverseCumulativeProbability
Methods inherited from interface org.apache.commons.math.distribution.Distribution
cumulativeProbability, cumulativeProbability
-
Method Details
-
setAlpha
Deprecated.as of 2.1Modify the shape parameter, alpha.- Parameters:
alpha
- the new shape parameter.
-
getAlpha
double getAlpha()Access the shape parameter, alpha- Returns:
- alpha.
-
setBeta
Deprecated.as of 2.1Modify the shape parameter, beta.- Parameters:
beta
- the new scale parameter.
-
getBeta
double getBeta()Access the shape parameter, beta- Returns:
- beta.
-
density
Return the probability density for a particular point.- Specified by:
density
in interfaceHasDensity<Double>
- Parameters:
x
- The point at which the density should be computed.- Returns:
- The pdf at point x.
- Throws:
MathException
- if probability density cannot be computed
-