Table 2 Parameter estimates, bias, mres, and MSEs of PH distribution for parameters.
From: Discrete Poisson Haq distribution with mathematical properties and count data modeling
Parameter | \(\:\varvec{n}\) | MLE | MME | ||||||
|---|---|---|---|---|---|---|---|---|---|
\(\:\text{E}\left(\widehat{{\uptheta\:}}\right)\) | \(\:\text{A}\text{B}\left(\widehat{{\uptheta\:}}\right)\) | \(\:\text{M}\text{R}\text{E}\left(\widehat{{\uptheta\:}}\right)\) | \(\:\text{M}\text{S}\text{E}\left(\widehat{{\uptheta\:}}\right)\) | \(\:\text{E}\left(\widehat{{\uptheta\:}}\right)\) | \(\:\text{A}\text{B}\left(\widehat{{\uptheta\:}}\right)\) | \(\:\text{M}\text{R}\text{E}\left(\widehat{{\uptheta\:}}\right)\) | \(\:\text{M}\text{S}\text{E}\left(\widehat{{\uptheta\:}}\right)\) | ||
\(\:\theta\:=0.5\) | 25 | 0.5333 | 0.0333 | 0.0666 | 0.0099 | 0.5317 | 0.0758 | 0.1517 | 0.0098 |
50 | 0.5240 | 0.0240 | 0.0481 | 0.0045 | 0.5248 | 0.0508 | 0.1016 | 0.0046 | |
100 | 0.5190 | 0.0190 | 0.0380 | 0.0022 | 0.5190 | 0.0373 | 0.0747 | 0.0023 | |
200 | 0.5174 | 0.0174 | 0.0347 | 0.0012 | 0.5175 | 0.0276 | 0.0553 | 0.0013 | |
300 | 0.5162 | 0.0162 | 0.0324 | 0.0009 | 0.5162 | 0.0237 | 0.0474 | 0.0009 | |
\(\:\theta\:=1.0\) | 25 | 1.1328 | 0.1328 | 0.1328 | 0.0909 | 1.1182 | 0.2075 | 0.2075 | 0.0903 |
50 | 1.0987 | 0.0987 | 0.0987 | 0.0402 | 1.1030 | 0.1531 | 0.1531 | 0.0410 | |
100 | 1.0810 | 0.0810 | 0.0810 | 0.0205 | 1.0775 | 0.1084 | 0.1084 | 0.0198 | |
200 | 1.0751 | 0.0751 | 0.0751 | 0.0123 | 1.0715 | 0.0847 | 0.0847 | 0.0113 | |
300 | 1.0732 | 0.0732 | 0.0732 | 0.0097 | 1.0723 | 0.0802 | 0.0802 | 0.0097 | |
\(\:\theta\:=1.5\) | 25 | 1.7959 | 0.2959 | 0.1972 | 0.4404 | 1.7848 | 0.4223 | 0.2815 | 0.3944 |
50 | 1.7073 | 0.2073 | 0.1382 | 0.1567 | 1.7229 | 0.2963 | 0.1975 | 0.1748 | |
100 | 1.6759 | 0.1759 | 0.1173 | 0.0826 | 1.6643 | 0.2087 | 0.1391 | 0.0751 | |
200 | 1.6574 | 0.1574 | 0.1049 | 0.0476 | 1.6601 | 0.1772 | 0.1181 | 0.0497 | |
300 | 1.6518 | 0.1518 | 0.1012 | 0.0383 | 1.6511 | 0.1605 | 0.1070 | 0.0383 | |
\(\:\theta\:=2.0\) | 25 | 2.5386 | 0.5386 | 0.2693 | 1.3454 | 2.4957 | 0.6827 | 0.3413 | 1.1850 |
50 | 2.3448 | 0.3448 | 0.1724 | 0.4592 | 2.3648 | 0.4699 | 0.2350 | 0.4627 | |
100 | 2.2895 | 0.2895 | 0.1447 | 0.2138 | 2.2886 | 0.3476 | 0.1738 | 0.2091 | |
200 | 2.2448 | 0.2448 | 0.1224 | 0.1196 | 2.2503 | 0.2793 | 0.1397 | 0.1194 | |
300 | 2.2361 | 0.2361 | 0.1180 | 0.0946 | 2.2492 | 0.2595 | 0.1297 | 0.1004 | |
\(\:\theta\:=2.5\) | 25 | 3.2719 | 0.7719 | 0.3088 | 2.5904 | 3.3809 | 1.1391 | 0.4556 | 4.7998 |
50 | 2.9931 | 0.4931 | 0.1972 | 0.9343 | 3.0060 | 0.6672 | 0.2669 | 0.9549 | |
100 | 2.8883 | 0.3883 | 0.1553 | 0.4216 | 2.8965 | 0.4909 | 0.1964 | 0.4399 | |
200 | 2.8426 | 0.3426 | 0.1370 | 0.2384 | 2.8571 | 0.3937 | 0.1575 | 0.2629 | |
300 | 2.8285 | 0.3285 | 0.1314 | 0.1869 | 2.8241 | 0.3473 | 0.1389 | 0.1862 | |
\(\:\theta\:=3.0\) | 25 | 3.9815 | 0.9815 | 0.3272 | 4.2620 | 4.1697 | 1.5121 | 0.5040 | 7.7775 |
50 | 3.6994 | 0.6994 | 0.2331 | 1.8749 | 3.6636 | 0.8976 | 0.2992 | 1.8394 | |
100 | 3.4898 | 0.4898 | 0.1633 | 0.7736 | 3.5343 | 0.6504 | 0.2168 | 0.8134 | |
200 | 3.4288 | 0.4288 | 0.1429 | 0.4025 | 3.4305 | 0.4939 | 0.1646 | 0.4129 | |
300 | 3.4056 | 0.4056 | 0.1352 | 0.3032 | 3.4186 | 0.4496 | 0.1499 | 0.3110 | |