org.apache.commons.math.distribution
Interfaces 
BinomialDistribution
ChiSquaredDistribution
ContinuousDistribution
DiscreteDistribution
Distribution
ExponentialDistribution
FDistribution
GammaDistribution
HypergeometricDistribution
IntegerDistribution
NormalDistribution
PoissonDistribution
TDistribution
Classes 
AbstractContinuousDistribution
AbstractDistribution
AbstractIntegerDistribution
BinomialDistributionImpl
ChiSquaredDistributionImpl
DistributionFactory
DistributionFactoryImpl
ExponentialDistributionImpl
FDistributionImpl
GammaDistributionImpl
HypergeometricDistributionImpl
NormalDistributionImpl
PoissonDistributionImpl
TDistributionImpl