List of usage examples for org.apache.commons.math.distribution DistributionFactory createNormalDistribution
public abstract NormalDistribution createNormalDistribution();
From source file:clus.pruning.C45Pruner.java
public double computeZScore() throws ClusException { try {/* w w w.j ava2s . c om*/ DistributionFactory distributionFactory = DistributionFactory.newInstance(); return distributionFactory.createNormalDistribution() .inverseCumulativeProbability(1 - m_ConfidenceFactor); } catch (MathException e) { throw new ClusException(e.getMessage()); } }