package com.baeldung.commons.math; import org.apache.commons.math3.distribution.NormalDistribution; import org.junit.Test; public class ProbabilitiesUnitTest { @Test public void whenNormalDistributionSample_thenSuccess() { final NormalDistribution normalDistribution = new NormalDistribution(10, 3); System.out.println(normalDistribution.sample()); } }