Research Article
Estimation in Step-Stress Accelerated Life Tests for Power Generalized Weibull Distribution with Progressive Censoring
Table 4
95% approximate and bootstrap CIs and their lengths of the parameters
,
, and
with population parameter values
,
,
, and
.
| CIs | Lengths of CIs |
| Approx. CI | Boot CI | Approx. CI | Boot CI | Approx. CI | Boot CI | Approx. CI | Boot CI | Approx. CI | Boot CI | Approx. CI | Boot CI |
| (0.2959, 0.8539) | (0.3343, 0.7175) | 0.5580 | 0.3831 | (0.4159, 1.0467) | (0.5154, 0.9153) | 0.6307 | 0.3998 | (0.4400, 2.2226) | (0.3922, 2.1087) | 2.2226 | 1.7164 |
|
|