A note on the Fisher information matrix of the Birnbaum—Saunders distribution

被引：0
|
作者：
Artur J. Lemonte
机构：
[1] Universidade Federal de Pernambuco,Departamento de Estatística
来源：
Journal of Statistical Theory and Applications | 2016年 / 15卷 / 2期
关键词：
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
中图分类号：
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.
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页码：196 / 205
页数：9
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