Interface ChiSquaredDistribution
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- All Superinterfaces:
 ContinuousDistribution,Distribution,HasDensity<java.lang.Double>
- All Known Implementing Classes:
 ChiSquaredDistributionImpl
public interface ChiSquaredDistribution extends ContinuousDistribution, HasDensity<java.lang.Double>
The Chi-Squared Distribution.References:
 
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Method Summary
All Methods Instance Methods Abstract Methods Deprecated Methods Modifier and Type Method Description doubledensity(java.lang.Double x)Return the probability density for a particular point.doublegetDegreesOfFreedom()Access the degrees of freedom.voidsetDegreesOfFreedom(double degreesOfFreedom)Deprecated.as of v2.1- 
Methods inherited from interface org.apache.commons.math.distribution.ContinuousDistribution
inverseCumulativeProbability 
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Methods inherited from interface org.apache.commons.math.distribution.Distribution
cumulativeProbability, cumulativeProbability 
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Method Detail
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setDegreesOfFreedom
@Deprecated void setDegreesOfFreedom(double degreesOfFreedom)
Deprecated.as of v2.1Modify the degrees of freedom.- Parameters:
 degreesOfFreedom- the new degrees of freedom.
 
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getDegreesOfFreedom
double getDegreesOfFreedom()
Access the degrees of freedom.- Returns:
 - the degrees of freedom.
 
 
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density
double density(java.lang.Double x)
Return the probability density for a particular point.- Specified by:
 densityin interfaceHasDensity<java.lang.Double>- Parameters:
 x- The point at which the density should be computed.- Returns:
 - The pdf at point x.
 
 
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