Table 6 Point and 95% interval estimates for system reliability (\(\zeta _{2,5}\)) for Dataset 2 (River Floods).
Method | Estimator | Point Est. | L.B. | U.B. | Interval length |
|---|---|---|---|---|---|
Frequentist Estimates | |||||
MLE | \(\hat{\zeta }_{MLE}\) | 0.8803 | – | – | – |
ACI | – | – | 0.8015 | 0.9591 | 0.1576 |
Bootstrap-p | – | – | 0.8144 | 0.9412 | 0.1268 |
Bootstrap-t | – | – | 0.8197 | 0.9399 | 0.1202 |
Bayesian Estimates (via TK) | |||||
SE Loss | \(\hat{\zeta }_{TK-SE}\) | 0.8825 | – | - | – |
LINEX (\(c=1.5\)) | \(\hat{\zeta }_{TK-L}\) | 0.8753 | – | – | – |
LINEX (\(c=-1.5\)) | \(\hat{\zeta }_{TK-L}\) | 0.8895 | – | – | – |
Bayesian Estimates (via MCMC) | |||||
SE Loss (Mean) | \(\hat{\zeta }_{MCMC-SE}\) | 0.8829 | – | – | – |
LINEX (\(c=1.5\)) | \(\hat{\zeta }_{MCMC-L}\) | 0.8759 | – | – | – |
LINEX (\(c=-1.5\)) | \(\hat{\zeta }_{MCMC-L}\) | 0.8901 | – | – | – |
HPD Interval | – | – | 0.8185 | 0.9351 | 0.1166 |