Table 10 MLEs, MSEs, lower 95% ACI limit (L95%CL), upper 95% ACI limit (U95%CL) and 95% ACI coverage probability (95%ACICP) under multiply censored data with \(\left( {\alpha = 0.2,\beta = 1.6,\theta = 2.5,CL = 0.30,\tau = 8} \right)\).

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

n

Parameters

MLEs

MSEs

L95%CL

U95%CL

95%ACIL

95%ACICP

80

\(\alpha\)

0.177812

0.022881

0.132965

0.22266

0.089694

95.30905

\(\beta\)

1.75734

0.751602

0.284201

3.230479

2.946249

95.80904

\(\theta\)

2.56948

0.738227

1.122556

4.016405

2.89382

95.01905

90

\(\alpha\)

0.178401

0.021554

0.136155

0.220648

0.084492

95.34905

\(\beta\)

1.73631

0.676127

0.411102

3.061518

2.650389

95.48905

\(\theta\)

2.584085

0.738027

1.137552

4.030617

2.893036

95.24905

100

\(\alpha\)

0.1792

0.020719

0.138591

0.219809

0.081217

95.40905

\(\beta\)

1.718056

0.641242

0.461222

2.97489

2.513643

95.81904

\(\theta\)

2.565261

0.72391

1.146397

3.984125

2.8377

95.08905

110

\(\alpha\)

0.175728

0.019147

0.1382

0.213255

0.075054

95.40905

\(\beta\)

1.764415

0.611778

0.565329

2.963501

2.398148

95.56904

\(\theta\)

2.619841

0.712766

1.222819

4.016862

2.794015

95.03905

120

\(\alpha\)

0.176476

0.01852

0.140177

0.212776

0.072598

95.04905

\(\beta\)

1.745166

0.589055

0.590618

2.899715

2.309074

95.45905

\(\theta\)

2.601612

0.699721

1.230159

3.973065

2.742879

95.01905