public void EstimateTest2()
{
double[] observations = { 0.04, 0.12, 1.52 };
double[] weights = { 0.25, 0.50, 0.25 };
LognormalDistribution actual = LognormalDistribution.Estimate(observations, weights);
Assert.AreEqual(-1.76017314060255, actual.Location, 1e-15);
Assert.AreEqual(1.6893403335885702, actual.Shape);
}