public void ConstructorTest()
{
double mean = 7;
double dev = 5;
double var = 25;
NormalDistribution target = new NormalDistribution(mean, dev);
Assert.AreEqual(mean, target.Mean);
Assert.AreEqual(dev, target.StandardDeviation);
Assert.AreEqual(var, target.Variance);
target = new NormalDistribution();
Assert.AreEqual(0, target.Mean);
Assert.AreEqual(1, target.StandardDeviation);
Assert.AreEqual(1, target.Variance);
target = new NormalDistribution(3);
Assert.AreEqual(3, target.Mean);
Assert.AreEqual(1, target.StandardDeviation);
Assert.AreEqual(1, target.Variance);
}