public async Task TestChiSquareDistribution01() { using var rng = new MultiThreadedRng(); var dist = new FastRng.Double.Distributions.ChiSquareK10(rng); var fqa = new FrequencyAnalysis(); for (var n = 0; n < 100_000; n++) { var value = await dist.NextNumber(); fqa.CountThis(value); } var result = fqa.NormalizeAndPlotEvents(TestContext.WriteLine); Assert.That(result[0], Is.EqualTo(0.0000000164021588).Within(0.0000002)); Assert.That(result[1], Is.EqualTo(0.0000002611256437).Within(0.000003)); Assert.That(result[2], Is.EqualTo(0.0000013153553250).Within(0.00002)); Assert.That(result[21], Is.EqualTo(0.003459320622874).Within(0.005)); Assert.That(result[22], Is.EqualTo(0.004111875573379).Within(0.005)); Assert.That(result[23], Is.EqualTo(0.004850674298859).Within(0.005)); Assert.That(result[50], Is.EqualTo(0.086418773275056).Within(0.05)); Assert.That(result[75], Is.EqualTo(0.376092741436046).Within(0.08)); Assert.That(result[85], Is.EqualTo(0.586569751611096).Within(0.08)); Assert.That(result[90], Is.EqualTo(0.717189736168766).Within(0.08)); Assert.That(result[97], Is.EqualTo(0.931477764640217).Within(0.08)); Assert.That(result[98], Is.EqualTo(0.965244855212136).Within(0.08)); Assert.That(result[99], Is.EqualTo(0.999827884370044).Within(0.08)); }
public async Task TestChiSquareGeneratorWithRange01() { using var rng = new MultiThreadedRng(); var dist = new FastRng.Double.Distributions.ChiSquareK10(rng); var samples = new double[1_000];