Accord.Tests.Statistics.NormalDistributionTest.InverseDistributionFunctionTest C# (CSharp) Method

        public void InverseDistributionFunctionTest()
        {
            double[] expected =
            {
                Double.NegativeInfinity, -4.38252, -2.53481, -1.20248,
                -0.0640578, 1.0, 2.06406, 3.20248, 4.53481, 6.38252,
                Double.PositiveInfinity
            };

            NormalDistribution target = new NormalDistribution(1.0, 4.2);

            for (int i = 0; i < expected.Length; i++)
            {
                double x = i / 10.0;
                double actual = target.InverseDistributionFunction(x);
                Assert.AreEqual(expected[i], actual, 1e-5);
                Assert.IsFalse(Double.IsNaN(actual));
            }
        }