NonCentralChiSquaredDistribution implements ProbabilityDistribution<Double> { @Override public double getPDF(final Double x) { throw new NotImplementedException(); } NonCentralChiSquaredDistribution(final double degrees, final double nonCentrality); @Override double getCDF(final Double x); @Override double getInverseCDF(final Double p); @Override double getPDF(final Double x); @Override double nextRandom(); double getDegrees(); double getNonCentrality(); @Override int hashCode(); @Override boolean equals(final Object obj);  }
@Test(expectedExceptions = NotImplementedException.class) public void testPDF() { DIST.getPDF(0.5); }