Some testimators for the scale parameter and reliability function of Weibull lifetime data

Author:

Al-Hemyari Z A1

Affiliation:

1. Mathematical Sciences, University of Nizwa, Nizwa, Al-Dakhalyia, P.C.616, Oman. (On leave from College of Ibn Al Haitham, Baghdad University, Iraq), ,

Abstract

The Weibull failure model is considered in this paper. Some testimators are proposed of the scale parameter (β) and of the reliability function ( R( t)) using life-testing data when a prior value about the unknown parameter (β) is available. The expressions for the bias, mean squared error and relative efficiency are obtained and compared with existing estimators.

Publisher

SAGE Publications

Subject

Safety, Risk, Reliability and Quality

Cited by 6 articles. 订阅此论文施引文献 订阅此论文施引文献,注册后可以免费订阅5篇论文的施引文献,订阅后可以查看论文全部施引文献

1. Estimation in a multicomponent stress-strength model for progressive censored lognormal distribution;Proceedings of the Institution of Mechanical Engineers, Part O: Journal of Risk and Reliability;2023-03-07

2. Weibull strength distribution and reliability S-N percentiles for tensile tests;REVISTA DE CIENCIAS TECNOLÓGICAS;2022-09-22

3. A novel parameter estimation method for the Weibull distribution on heavily censored data;Proceedings of the Institution of Mechanical Engineers, Part O: Journal of Risk and Reliability;2019-11-16

4. The Reliability of Bucket Wheel Excavator - Review of Random Mechanical Failures;Tehnicki vjesnik - Technical Gazette;2018-08

5. Two modified estimators of reliability function with exponential failure model based on prior information and time-censored data;Proceedings of the Institution of Mechanical Engineers, Part O: Journal of Risk and Reliability;2014-07-07

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