Table 6: Estimated parameters for the distributions studied.

Distribution

Parameters

Burr

k = 578.76

α = 6.1518

β = 858.03

Inv. Gaussian

λ = 6.019 × 108

μ = 12555

γ = -12272

Lognormal

σ = 0.22941

μ = 5.6214

 

Pert

m = 298.93

a = 101.6

b = 375.0

Rayleigh (2P)

σ = 121.04

γ = 121.49

 

Weibull (3P)

α = 19.98

β = 940.55

γ = -632.40