Table 1 Bias and MSE for the parameters \(\lambda ,\alpha\), \(\beta\)
\(\lambda\) | α | β | n | Bias (λ) | MSE (λ) | Bias (α) | MSE (α) | Bias (β) | MSE (β) |
|---|---|---|---|---|---|---|---|---|---|
0.03 | 2 | 0.5 | 20 | −0.0285 | 0.00299 | 4.6345 | 35.5596 | 4.7126 | 36.5100 |
|  |  |  | 40 | −0.0266 | 0.00071 | 3.8839 | 23.5742 | 4.0339 | 24.7811 |
|  |  |  | 70 | −0.0261 | 0.00068 | 3.1262 | 15.2725 | 3.3071 | 16.3899 |
|  |  |  | 100 | −0.0257 | 0.00066 | 2.7709 | 11.9247 | 2.9629 | 12.9699 |
0.01 | 2.5 | 1 | 20 | −0.0083 | 0.000069 | 5.8120 | 60.4177 | 5.8464 | 61.0917 |
|  |  |  | 40 | −0.0081 | 0.000066 | 5.1198 | 45.5128 | 5.2032 | 46.4064 |
|  |  |  | 70 | −0.0078 | 0.000061 | 4.0102 | 28.6942 | 4.1131 | 29.5265 |
|  |  |  | 100 | −0.0075 | 0.000058 | 3.4679 | 22.5719 | 3.5759 | 23.317 |