| Package | Description | 
|---|---|
| org.apache.commons.math3.distribution | Implementations of common discrete and continuous distributions. | 
| org.apache.commons.math3.random | Random number and random data generators. | 
| Modifier and Type | Class and Description | 
|---|---|
| class  | BetaDistributionImplements the Beta distribution. | 
| class  | CauchyDistributionImplementation of the Cauchy distribution. | 
| class  | ChiSquaredDistributionImplementation of the chi-squared distribution. | 
| class  | ConstantRealDistributionImplementation of the constant real distribution. | 
| class  | EnumeratedRealDistributionImplementation of a real-valued  EnumeratedDistribution. | 
| class  | ExponentialDistributionImplementation of the exponential distribution. | 
| class  | FDistributionImplementation of the F-distribution. | 
| class  | GammaDistributionImplementation of the Gamma distribution. | 
| class  | GumbelDistributionThis class implements the Gumbel distribution. | 
| class  | LaplaceDistributionThis class implements the Laplace distribution. | 
| class  | LevyDistributionThis class implements the 
 Lévy distribution. | 
| class  | LogisticDistributionThis class implements the Logistic distribution. | 
| class  | LogNormalDistributionImplementation of the log-normal (gaussian) distribution. | 
| class  | NakagamiDistributionThis class implements the Nakagami distribution. | 
| class  | NormalDistributionImplementation of the normal (gaussian) distribution. | 
| class  | ParetoDistributionImplementation of the Pareto distribution. | 
| class  | TDistributionImplementation of Student's t-distribution. | 
| class  | TriangularDistributionImplementation of the triangular real distribution. | 
| class  | UniformRealDistributionImplementation of the uniform real distribution. | 
| class  | WeibullDistributionImplementation of the Weibull distribution. | 
| Modifier and Type | Class and Description | 
|---|---|
| class  | EmpiricalDistributionRepresents an 
 empirical probability distribution -- a probability distribution derived
 from observed data without making any assumptions about the functional form
 of the population distribution that the data come from. | 
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