Birnbaum—Saunders distribution;
Fatigue life distribution;
Fisher information matrix;
Lifetime data;
Fatigue life problems;
60E05;
D O I:
10.2991/jsta.2016.15.2.9
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学科分类号:
摘要:
We show that the Fisher information matrix of the Birnbaum—Saunders distribution can present numerical problems for some values of the shape parameter. To overcome this problem, we provide a simple analytical approximation which works very well.
机构:
Wenzhou Univ, Coll Math & Informat Sci, Wenzhou 325035, Zhejiang, Peoples R ChinaE China Normal Univ, Sch Finance & Stat, Shanghai 200241, Peoples R China
Xu, Ancha
Tang, Yincai
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E China Normal Univ, Sch Finance & Stat, Shanghai 200241, Peoples R ChinaE China Normal Univ, Sch Finance & Stat, Shanghai 200241, Peoples R China
机构:
Univ Autonoma Chihuahua, Fac Zootecnia & Ecol, Perifer Francisco R Almada Km 1, Chihuahua 33820, Chihuahua, MexicoUniv Medellin, Fac Basic Sci, Carrera 87 30-65,Of 4-216, Medellin, Colombia
Diaz-Garcia, Jose A.
Caro-Lopera, Francisco J.
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Univ Medellin, Fac Basic Sci, Carrera 87 30-65,Of 4-216, Medellin, ColombiaUniv Medellin, Fac Basic Sci, Carrera 87 30-65,Of 4-216, Medellin, Colombia
机构:
Univ Fed Rio Grande do Sul, Dept Econ, Av Joao Pessoa 52, Porto Alegre, RS, BrazilUniv Fed Rio Grande do Sul, Dept Econ, Av Joao Pessoa 52, Porto Alegre, RS, Brazil
Saulo, Helton
Leao, Jeremias
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Univ Fed Piaui, Dept Estat, Teresina, BrazilUniv Fed Rio Grande do Sul, Dept Econ, Av Joao Pessoa 52, Porto Alegre, RS, Brazil
Leao, Jeremias
Bourguignon, Marcelo
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机构:
Univ Fed Pernambuco, Dept Estat, Recife, PE, BrazilUniv Fed Rio Grande do Sul, Dept Econ, Av Joao Pessoa 52, Porto Alegre, RS, Brazil