Proportional Hazard Birnbaum-Saunders Distribution With Application to the Survival Data Analysis

Birnbaum & Saunders (1969b) used a probability distribution to explain the lifetime data and stress produced in materials. Based on this distribution, we propose a generalization of the Birnbaum-Saunders distribution, referred to as the proportional hazard Birnbaum-Saunders distribution, which i...

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Main Authors: GERMÁN MORENO-ARENAS, GUILLERMO MARTÍNEZ-FLÓREZ, CARLOS BARRERA-CAUSIL
Format: Article
Language:English
Published: Universidad Nacional de Colombia
Series:Revista Colombiana de Estadística
Subjects:
Online Access:http://www.scielo.org.co/scielo.php?script=sci_arttext&pid=S0120-17512016000100009&lng=en&tlng=en
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author GERMÁN MORENO-ARENAS
GUILLERMO MARTÍNEZ-FLÓREZ
CARLOS BARRERA-CAUSIL
author_facet GERMÁN MORENO-ARENAS
GUILLERMO MARTÍNEZ-FLÓREZ
CARLOS BARRERA-CAUSIL
author_sort GERMÁN MORENO-ARENAS
collection DOAJ
description Birnbaum & Saunders (1969b) used a probability distribution to explain the lifetime data and stress produced in materials. Based on this distribution, we propose a generalization of the Birnbaum-Saunders distribution, referred to as the proportional hazard Birnbaum-Saunders distribution, which includes a new parameter that provides more flexibility in terms of skewness and kurtosis than existing models. We derive the main properties of the model. We discuss maximum likelihood estimation of the model parameters. As a natural step, we define the log-linear proportional hazard Birnbaum-Saunders regression model. An empirical application to a real data set is presented in order to illustrate the usefulness of the proposed model. The results showed that the proportional hazard Birnbaum-Saunders model can be used quite effectively in analyzing survival data, reliability problems and fatigue life studies.
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spelling doaj.art-15e9186af88c477c9c17fa19fe8ea8c82022-12-22T00:46:53ZengUniversidad Nacional de ColombiaRevista Colombiana de Estadística0120-1751391129147S0120-17512016000100009Proportional Hazard Birnbaum-Saunders Distribution With Application to the Survival Data AnalysisGERMÁN MORENO-ARENAS0GUILLERMO MARTÍNEZ-FLÓREZ1CARLOS BARRERA-CAUSIL2Universidad Industrial de SantanderUniversidad de CórdobaInstituto Tecnológico MetropolitanoBirnbaum & Saunders (1969b) used a probability distribution to explain the lifetime data and stress produced in materials. Based on this distribution, we propose a generalization of the Birnbaum-Saunders distribution, referred to as the proportional hazard Birnbaum-Saunders distribution, which includes a new parameter that provides more flexibility in terms of skewness and kurtosis than existing models. We derive the main properties of the model. We discuss maximum likelihood estimation of the model parameters. As a natural step, we define the log-linear proportional hazard Birnbaum-Saunders regression model. An empirical application to a real data set is presented in order to illustrate the usefulness of the proposed model. The results showed that the proportional hazard Birnbaum-Saunders model can be used quite effectively in analyzing survival data, reliability problems and fatigue life studies.http://www.scielo.org.co/scielo.php?script=sci_arttext&pid=S0120-17512016000100009&lng=en&tlng=enBirnbaum-Saunders DistributionProportional HazardReliabilitySurvival Data
spellingShingle GERMÁN MORENO-ARENAS
GUILLERMO MARTÍNEZ-FLÓREZ
CARLOS BARRERA-CAUSIL
Proportional Hazard Birnbaum-Saunders Distribution With Application to the Survival Data Analysis
Revista Colombiana de Estadística
Birnbaum-Saunders Distribution
Proportional Hazard
Reliability
Survival Data
title Proportional Hazard Birnbaum-Saunders Distribution With Application to the Survival Data Analysis
title_full Proportional Hazard Birnbaum-Saunders Distribution With Application to the Survival Data Analysis
title_fullStr Proportional Hazard Birnbaum-Saunders Distribution With Application to the Survival Data Analysis
title_full_unstemmed Proportional Hazard Birnbaum-Saunders Distribution With Application to the Survival Data Analysis
title_short Proportional Hazard Birnbaum-Saunders Distribution With Application to the Survival Data Analysis
title_sort proportional hazard birnbaum saunders distribution with application to the survival data analysis
topic Birnbaum-Saunders Distribution
Proportional Hazard
Reliability
Survival Data
url http://www.scielo.org.co/scielo.php?script=sci_arttext&pid=S0120-17512016000100009&lng=en&tlng=en
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