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Scholars Journal of Physics, Mathematics and Statistics | Volume-10 | Issue-10
Estimation of the Xrama Distribution Parameter Under Complete and Progressive Type-II Censored Schemes
Harrison O. Etaga, Chrisogonus K. Onyekwere, Omeje Ifunanya Lydia, Mmesoma P. Nwankwo, Dorathy O. Oramulu, Okechukwu J. Obulezi
Published: Dec. 6, 2023 | 210 153
DOI: 10.36347/sjpms.2023.v10i10.002
Pages: 203-219
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Abstract
In this paper, a two-component mixture of Exponential and Rama distribution named Xrama distribution is introduced and discussed. The distributional properties such as moment and the related measures including other characteristics namely quantile function, mean residual life function, Bonferroni curve, Lorenz curve, order statistics, stochastic ordering, and entropy were derived. Simulation study for both complete and progressive type-2 censored schemes is used to illustrate and analyze the behavior of the model. The proposed model’s performance is assessed through a comparison with various other lifetime distributions using negative log-likelihood, Akaike Information Criterion, Corrected Akaike Information Criterion, Bayesian Information Criterion, and Hannan–Quinn information criterion on an actual dataset. The results reveal that, when modeling real lifetime data, the suggested model exhibits greater flexibility than the competing models examined in this study.