On the identi ability of a mixture model for ordinal data

被引：0
|
作者：
Iannario, Maria [1 ]
机构：
[1] Univ Naples Federico II, Dipartimento Sci Stat, Naples, Italy
来源：
METRON-INTERNATIONAL JOURNAL OF STATISTICS | 2010年 / 68卷 / 01期
关键词：
Identi ability criteria; CUB models; Ordinal data;
D O I：
10.1007/BF03263526
中图分类号：
O21 [概率论与数理统计]; C8 [统计学];
学科分类号：
020208 ; 070103 ; 0714 ;
摘要：
In this article we discuss the identifiability of a probability model which has been proven useful for capturing the main features of ordinal data generated by rating surveys. Specically, we show that the mixture of a shifted Binomial and a Uniform discrete distribution is identifiable when the number of categories is greater than three
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页码：87 / 94
页数：8
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