Research Article
Bayesian Adaptive Lasso for Regression Models with Nonignorable Missing Responses
Table 2
Bayesian estimates for case ii in the first simulation study.
| | Parameter | True | Mean | Median | 5% | 95% | SD | RMSE |
| | (i) Empirical Bayesian scenario | | 1.0 | 1.014 | 1.023 | 0.815 | 1.163 | 0.099 | 0.100 | | 1.0 | 0.994 | 0.997 | 0.783 | 1.185 | 0.129 | 0.128 | | 1.0 | 0.983 | 0.974 | 0.788 | 1.157 | 0.109 | 0.110 | | 1.0 | 1.015 | 1.020 | 0.819 | 1.180 | 0.115 | 0.116 | | 1.0 | 1.004 | 1.013 | 0.836 | 1.156 | 0.105 | 0.105 | | 1.0 | 0.992 | 0.986 | 0.788 | 1.164 | 0.114 | 0.113 | | 1.0 | 0.991 | 0.979 | 0.811 | 1.175 | 0.116 | 0.115 | | 1.0 | 0.989 | 0.983 | 0.829 | 1.125 | 0.096 | 0.096 | | 1.0 | 1.010 | 1.006 | 0.915 | 1.131 | 0.065 | 0.065 | | −1.0 | −1.092 | −1.083 | −1.395 | −0.841 | 0.172 | 0.195 | | 0.3 | 0.351 | 0.345 | −0.045 | 0.692 | 0.227 | 0.231 | | 0.3 | 0.317 | 0.304 | −0.163 | 0.765 | 0.317 | 0.316 | | 0.3 | 0.331 | 0.278 | −0.185 | 0.919 | 0.334 | 0.334 | | 0.3 | 0.371 | 0.365 | −0.173 | 0.892 | 0.338 | 0.344 | | 0.3 | 0.310 | 0.286 | −0.375 | 0.996 | 0.388 | 0.387 | | 0.3 | 0.332 | 0.302 | −0.220 | 0.831 | 0.338 | 0.338 | | 0.3 | 0.316 | 0.309 | −0.250 | 0.869 | 0.362 | 0.361 | | 0.3 | 0.363 | 0.329 | −0.310 | 0.904 | 0.394 | 0.397 | | 0.3 | 0.318 | 0.286 | −0.209 | 0.747 | 0.327 | 0.326 |
| | (ii) Hierarchical model scenario | | 1.0 | 0.999 | 1.000 | 0.816 | 1.163 | 0.112 | 0.112 | | 1.0 | 0.979 | 0.963 | 0.798 | 1.192 | 0.124 | 0.125 | | 1.0 | 1.017 | 0.999 | 0.842 | 1.224 | 0.125 | 0.125 | | 1.0 | 1.001 | 0.982 | 0.786 | 1.224 | 0.129 | 0.128 | | 1.0 | 0.987 | 1.004 | 0.767 | 1.143 | 0.122 | 0.122 | | 1.0 | 0.990 | 0.973 | 0.761 | 1.237 | 0.139 | 0.139 | | 1.0 | 0.993 | 0.991 | 0.814 | 1.165 | 0.114 | 0.114 | | 1.0 | 0.996 | 1.002 | 0.807 | 1.165 | 0.111 | 0.110 | | 1.0 | 1.019 | 1.021 | 0.915 | 1.129 | 0.067 | 0.069 | | −1.0 | −1.087 | −1.094 | −1.356 | −0.843 | 0.167 | 0.188 | | 0.3 | 0.375 | 0.343 | 0.051 | 0.712 | 0.209 | 0.221 | | 0.3 | 0.361 | 0.389 | −0.168 | 0.739 | 0.295 | 0.300 | | 0.3 | 0.325 | 0.340 | −0482 | 0.849 | 0.387 | 0.386 | | 0.3 | 0.325 | 0.360 | −0.287 | 0.788 | 0.332 | 0.332 | | 0.3 | 0.323 | 0.334 | −0.304 | 0.903 | 0.386 | 0.385 | | 0.3 | 0.292 | 0.279 | −0.342 | 0.847 | 0.360 | 0.359 | | 0.3 | 0.295 | 0.282 | −0.277 | 0.903 | 0.349 | 0.347 | | 0.3 | 0.340 | 0.356 | −0.256 | 0.854 | 0.352 | 0.353 | | 0.3 | 0.311 | 0.302 | −0.240 | 0.780 | 0.306 | 0.304 |
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