distribution= Gumbel(alpha = 1.5, beta = -0.5)
estimated distribution= Gumbel(alpha = 1.49, beta = -0.492)
distribution= Beta(r = 2.3, t = 4.5, a = -1, b = 1)
estimated distribution= Beta(r = 2.28, t = 4.48, a = -1, b = 1)
