Table 5 The MLEs and loglikelihood function values with \(\tau = 71\) and CLs of 20%, 30%, and 40%.

From: Statistical inferences under step stress partially accelerated life testing based on multiple censoring approaches using simulated and real-life engineering data

Model

CL (%)

 − Loglikelihood

\(\hat{\alpha }\)

\(\hat{\beta }\)

\(\hat{\theta }\)

NH distribution

20

955.8221

0.37524261

0.04355366

1.77960490

30

856.5320

0.27304217

0.06320305

2.58774850

40

745.2779

0.20317581

0.08857279

3.91300152

  1. Significant values are in [bold].
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