Maximum Likelihood Estimation for Three-Parameter Weibull Distribution Using Evolutionary Strategy

Table 1

Estimation results of different methods for .

Sample size				Time/s
Exact value	0	2	1.5
100	0.0123	1.9506	1.4804	8.12
500	0.0030	1.9677	1.4901	45.36
1000	3.31e-4	1.9718	1.4928	93.19
2500	6.306e-5	2.0184	1.4981	248.48