Table 3 Coverages of 95% confidence intervals for estimates of β 1, β 2 and β 3 from marginalized models fitted to data generated from the MPois-Pois model with 10,000 replications
From: Marginalized mixture models for count data from multiple source populations
Sample size | Parameter | Poisson | MZIP | MPois-Pois | NB | MZINB | MNB-Pois |
|---|---|---|---|---|---|---|---|
100 | β 1 | 89.9 | 91.3 | 93.7 | 93.3 | 93.4 | 93.8 |
|  | β 2 | 89.2 | 90.9 | 93.2 | 92.4 | 92.8 | 92.9 |
|  | β 3 | 91.8 | 92.9 | 95.2 | 94.9 | 94.7 | 95.1 |
200 | β 1 | 89.4 | 91.2 | 94.1 | 93.6 | 93.8 | 94.1 |
|  | β 2 | 88.9 | 90.9 | 93.3 | 92.2 | 92.9 | 93.2 |
|  | β 3 | 91.4 | 92.6 | 95.1 | 95.1 | 94.9 | 95.2 |
500 | β 1 | 88.9 | 90.7 | 94.1 | 92.9 | 93.5 | 93.9 |
|  | β 2 | 88.6 | 90.5 | 94.4 | 92.0 | 93.1 | 93.9 |
|  | β 3 | 91.0 | 92.0 | 94.9 | 95.1 | 94.8 | 94.9 |
1000 | β 1 | 89.3 | 90.9 | 94.7 | 93.5 | 93.9 | 94.4 |
|  | β 2 | 88.5 | 90.8 | 94.7 | 92.1 | 93.1 | 93.8 |
|  | β 3 | 91.1 | 92.1 | 95.0 | 95.0 | 95.0 | 94.9 |