Accord.Tests.Statistics.ZTestPowerAnalysisTest.ZTestPowerAnalysisConstructorTest1 C# (CSharp) Méthode

        public void ZTestPowerAnalysisConstructorTest1()
        {
            ZTestPowerAnalysis target;
            double actual, expected;

            target = new ZTestPowerAnalysis(OneSampleHypothesis.ValueIsDifferentFromHypothesis)
            {
                Effect = 0.2,
                Samples = 60,
                Size = 0.10,
            };

            target.ComputePower();

            expected = 0.4618951;
            actual = target.Power;
            Assert.AreEqual(expected, actual, 1e-5);


            target = new ZTestPowerAnalysis(OneSampleHypothesis.ValueIsSmallerThanHypothesis)
            {
                Effect = 0.2,
                Samples = 60,
                Size = 0.10,
            };

            target.ComputePower();

            expected = 0.00232198;
            actual = target.Power;
            Assert.AreEqual(expected, actual, 1e-5);


            target = new ZTestPowerAnalysis(OneSampleHypothesis.ValueIsGreaterThanHypothesis)
            {
                Effect = 0.2,
                Samples = 60,
                Size = 0.10,
            };

            target.ComputePower();

            expected = 0.6055124;
            actual = target.Power;
            Assert.AreEqual(expected, actual, 1e-5);
        }