Research Article
A New Flexible Statistical Model: Simulating and Modeling the Survival Times of COVID-19 Patients in China
Table 1
Simulation results of the ASNFEW distribution for the first set of parameter values.
| Set 1: , , , and | | Par. | MLE | MSEs | Biases |
| 10 | | 2.309541 | 2.5797791 | 1.109540 | | 0.948288 | 1.4612937 | 0.848288 | | 0.880968 | 1.6111005 | 0.819031 | | 1.781896 | 1.6222253 | 0.881895 |
| 50 | | 1.847816 | 1.9800997 | 0.947816 | | 0.817015 | 1.2444577 | 0.717015 | | 0.726937 | 1.2215234 | 0.737306 | | 1.485075 | 1.1496409 | 0.714924 |
| 100 | | 1.789175 | 1.7011117 | 0.889175 | | 0.754896 | 0.9245639 | 0.654896 | | 0.668901 | 0.9526827 | 0.543109 | | 1.483073 | 0.9114137 | 0.501692 |
| 200 | | 1.631557 | 1.5770063 | 0.731556 | | 0.670463 | 0.8709248 | 0.517046 | | 0.584481 | 0.8397328 | 0.341551 | | 1.412212 | 0.8274015 | 0.387787 |
| 400 | | 1.607212 | 1.3940928 | 0.547211 | | 0.655961 | 0.7886345 | 0.385961 | | 0.564289 | 0.7207696 | 0.295710 | | 1.382883 | 0.7080392 | 0.217116 |
| 600 | | 1.577385 | 1.0456242 | 0.427384 | | 0.625364 | 0.6578974 | 0.293646 | | 0.532675 | 0.5429984 | 0.144732 | | 1.340878 | 0.5649543 | 0.151220 |
| 800 | | 1.546882 | 0.8945808 | 0.288252 | | 0.553193 | 0.4539564 | 0.153193 | | 0.569309 | 0.2316664 | 0.103069 | | 1.319894 | 0.2572822 | 0.111053 |
| 1000 | | 1.511490 | 0.3185580 | 0.121489 | | 0.516691 | 0.1492728 | 0.096914 | | 0.517491 | 0.1202798 | 0.022250 | | 1.238630 | 0.1047859 | 0.011369 |
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