Apache Commons Statistics 1.2

Packages 
Package Description
org.apache.commons.statistics.descriptive
Implementations of univariate statistics.
org.apache.commons.statistics.distribution
Implementations of common discrete and continuous probability distributions.
org.apache.commons.statistics.inference
Classes providing hypothesis testing.
org.apache.commons.statistics.interval
Classes providing statistical intervals.
org.apache.commons.statistics.ranking
Classes providing rank transformations.