Accord.Tests.Statistics.ZTestTest.PowerTest1 C# (CSharp) Méthode

        public void PowerTest1()
        {
            // Example from http://wise.cgu.edu/powermod/computing.asp

            double mean = 105;
            double stdDev = 10;
            int samples = 25;
            double hypothesizedMean = 100;

            OneSampleHypothesis hypothesis = OneSampleHypothesis.ValueIsGreaterThanHypothesis;
            ZTest target = new ZTest(mean, stdDev, samples, hypothesizedMean, hypothesis);
            var power = target.Analysis;

            Assert.AreEqual(0.804, power.Power, 1e-3);

            mean = 90;
            target = new ZTest(mean, stdDev, samples, hypothesizedMean, hypothesis);

            power = target.Analysis;
            Assert.AreEqual(0.0, power.Power, 1e-3);
        }