public void TestUncertaintyProperties()
        {
            var u = new Uncertainty(7.6, 1.1, 0.4);

            Assert.AreEqual(1.5, u.TotalUncertainty);
            Assert.AreEqual(6.5, u.Minimum);
            Assert.AreEqual(8.0, u.Maximum);
            Assert.AreEqual(0.1447368, u.LowerPercentage, 0.00001);
            Assert.AreEqual(0.0526316, u.UpperPercentage, 0.00001);
            Assert.IsFalse(u.IsSymmetric());
        }
        public void TestUncertaintySymmetric()
        {
            var u1 = new Uncertainty(6, 0.5);
            var u2 = Uncertainty.FromPercentage(7, 0.10, 0.10);

            Assert.IsTrue(u1.IsSymmetric());
            Assert.AreEqual(u1.LowerUncertainty, u1.UpperUncertainty);
            Assert.AreEqual(u1.LowerPercentage, u1.UpperPercentage);
            Assert.IsTrue(u2.IsSymmetric());
            Assert.AreEqual(u2.LowerUncertainty, u2.UpperUncertainty);
            Assert.AreEqual(u2.LowerPercentage, u2.UpperPercentage);
        }