不同损失函数下Poisson分布参数的E-Bayes估计及其E-MSE

韩明

E-Bayesian Estimation and Its E-MSE of Poisson Distribution Parameter Under Different Loss Functions

Ming Han

表 3 $\widehat \lambda_{EBi}$和E-MSE$(\widehat{\lambda}_{EBi})\ (i=1, 2, 3)$的计算结果($\lambda=2$)

$n$ 20 40 60 80 100 $\widehat\lambda_{EB1}$ 1.9735 1.9882 1.9929 1.9936 1.9941 $\widehat\lambda_{EB2}$ 1.9489 1.9758 1.9846 1.9873 1.9891 $\widehat\lambda_{EB3}$ 1.9247 1.9635 1.9764 1.9811 1.9841 E-MSE$(\widehat\lambda_{EB1})$ 0.0963 0.0491 0.0329 0.0247 0.0197 E-MSE$(\widehat\lambda_{EB2})$ 0.0969 0.0492 0.0330 0.0248 0.0198 E-MSE$(\widehat\lambda_{EB3})$ 0.0987 0.0497 0.0332 0.0249 0.0199