public void Student_table_test()
        {
            Assert.AreEqual(1.8856, StudentTable.GetStudentValue(2, 0.2));
            Assert.AreEqual(0.6901, StudentTable.GetStudentValue(16, 0.5));

            Assert.AreEqual(3.2614, StudentTable.GetStudentValue(50, 0.002));
            Assert.AreEqual(1.2816, StudentTable.GetStudentValue(502, 0.2));

            Assert.AreEqual(3.3101, StudentTable.GetStudentValue(500, 0.001));
            Assert.AreEqual(2.7638, StudentTable.GetStudentValue(10, 0.02));
        }