org.apache.commons.math.distribution
Interface ChiSquaredDistribution

All Superinterfaces:
ContinuousDistribution, Distribution
All Known Implementing Classes:
ChiSquaredDistributionImpl

public interface ChiSquaredDistribution
extends ContinuousDistribution

The Chi-Squared Distribution. Instances of ChiSquaredDistribution objects should be created using DistributionFactory.createChiSquareDistribution(double).

References:

Version:
$Revision: 1.14 $ $Date: 2004/06/23 16:26:15 $

Method Summary
 double getDegreesOfFreedom()
          Access the degrees of freedom.
 void setDegreesOfFreedom(double degreesOfFreedom)
          Modify the degrees of freedom.
 
Methods inherited from interface org.apache.commons.math.distribution.ContinuousDistribution
inverseCumulativeProbability
 
Methods inherited from interface org.apache.commons.math.distribution.Distribution
cumulativeProbability, cumulativeProbability
 

Method Detail

setDegreesOfFreedom

public void setDegreesOfFreedom(double degreesOfFreedom)
Modify the degrees of freedom.

Parameters:
degreesOfFreedom - the new degrees of freedom.

getDegreesOfFreedom

public double getDegreesOfFreedom()
Access the degrees of freedom.

Returns:
the degrees of freedom.