public void WilcoxonSignedRankTestConstructorTest()
{
double[] sample = { 17, 50, 45, 59.8, 21.74, 16, 9, 15.43, 5.12, 40, 35, 13.35, 13.4 };
double hypothesizedMedian = 7.38;
var target = new WilcoxonSignedRankTest(sample, hypothesizedMedian);
Assert.AreEqual(OneSampleHypothesis.ValueIsDifferentFromHypothesis, target.Hypothesis);
double[] delta = { 9.62, 42.62, 37.62, 52.42, 14.36, 8.62, 1.62, 8.05, 2.26, 32.62, 27.62, 5.97, 6.02 };
double[] ranks = { 7, 12, 11, 13, 8, 6, 1, 5, 2, 10, 9, 3, 4 };
Assert.IsTrue(delta.IsEqual(target.Delta, 1e-6));
Assert.IsTrue(ranks.IsEqual(target.Ranks, 1e-6));
Assert.AreEqual(89, target.Statistic);
Assert.AreEqual(0.003, target.PValue, 1e-3);
Assert.IsTrue(target.Significant);
}