public async Task TestStudentTDistribution01()
{
using var rng = new MultiThreadedRng();
var dist = new FastRng.Double.Distributions.StudentTNu1(rng);
var fra = new FrequencyAnalysis();
for (var n = 0; n < 100_000; n++)
{
fra.CountThis(await dist.NextNumber());
}
var result = fra.NormalizeAndPlotEvents(TestContext.WriteLine);
Assert.That(result[0], Is.EqualTo(1.000000000).Within(0.2));
Assert.That(result[1], Is.EqualTo(0.999700120).Within(0.2));
Assert.That(result[2], Is.EqualTo(0.999200719).Within(0.2));
Assert.That(result[21], Is.EqualTo(0.953929798).Within(0.2));
Assert.That(result[22], Is.EqualTo(0.949852788).Within(0.2));
Assert.That(result[23], Is.EqualTo(0.945631619).Within(0.2));
Assert.That(result[50], Is.EqualTo(0.793667169).Within(0.095));
Assert.That(result[75], Is.EqualTo(0.633937627).Within(0.09));
Assert.That(result[85], Is.EqualTo(0.574902276).Within(0.09));
Assert.That(result[90], Is.EqualTo(0.547070729).Within(0.09));
Assert.That(result[97], Is.EqualTo(0.510150990).Within(0.09));
Assert.That(result[98], Is.EqualTo(0.505075501).Within(0.09));
Assert.That(result[99], Is.EqualTo(0.500050000).Within(0.09));
}
public async Task TestStudentTGeneratorWithRange01()
{
using var rng = new MultiThreadedRng();
var dist = new FastRng.Double.Distributions.StudentTNu1(rng);
var samples = new double[1_000];
