Accord.Tests.Statistics.OneWayAnovaTest.OneWayAnovaConstructorTest2 C# (CSharp) Method

        public void OneWayAnovaConstructorTest2()
        {
            // Test for unequal sample sizes

            double[][] samples =
            {
                new double[] {  6,  8,  4,  5 }, 
                new double[] {  8, 12,  9, 11,  6,  8 },
                new double[] { 13,  9, 11,  8, 12 }, 
            };


            double mean1 = samples[0].Mean();
            double dev1 = samples[0].StandardDeviation();

            double mean2 = samples[1].Mean();
            double dev2 = samples[1].StandardDeviation();

            double mean3 = samples[2].Mean();
            double dev3 = samples[2].StandardDeviation();


            OneWayAnova anova = new OneWayAnova(samples);



            Assert.AreEqual(anova.Table.Count, 3);
            Assert.AreEqual("Between-Groups", anova.Table[0].Source);
            Assert.AreEqual(53.383333333333326, anova.Table[0].SumOfSquares); // Sb
            Assert.AreEqual(2, anova.Table[0].DegreesOfFreedom); // df
            Assert.AreEqual(26.691666666666663, anova.Table[0].MeanSquares); // MSb
            Assert.AreEqual(6.4124124124124107, anova.Table[0].Statistic);
            Assert.AreEqual(0.012757639347451104, anova.Table[0].Significance.PValue);
            Assert.IsFalse(double.IsNaN(anova.Table[0].Significance.PValue));

            Assert.AreEqual("Within-Groups", anova.Table[1].Source);
            Assert.AreEqual(49.95000000000001, anova.Table[1].SumOfSquares); // Sw
            Assert.AreEqual(12, anova.Table[1].DegreesOfFreedom); // df
            Assert.AreEqual(4.1625000000000005, anova.Table[1].MeanSquares); // MSw
            Assert.IsNull(anova.Table[1].Statistic);
            Assert.IsNull(anova.Table[1].Significance);

            Assert.AreEqual("Total", anova.Table[2].Source);
            Assert.AreEqual(103.33333333333334, anova.Table[2].SumOfSquares); // Sw
            Assert.AreEqual(14, anova.Table[2].DegreesOfFreedom); // df
            Assert.IsNull(anova.Table[2].Statistic);
            Assert.IsNull(anova.Table[2].Significance);

        }