Collapsibility of distribution dependence | Zendy

Ma Zongming | Zendy; Xie Xianchao | Zendy; Geng Zhi | Zendy

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Collapsibility of distribution dependence

Author(s) -

Ma Zongming,

Xie Xianchao,

Geng Zhi

Publication year - 2006

Publication title -

journal of the royal statistical society: series b (statistical methodology)

Language(s) - English

Resource type - Journals

SCImago Journal Rank - 6.523

H-Index - 137

eISSN - 1467-9868

pISSN - 1369-7412

DOI - 10.1111/j.1467-9868.2005.00536.x

Subject(s) - mathematics , random variable , measure (data warehouse) , variable (mathematics) , derivative (finance) , distribution (mathematics) , conditional probability distribution , statistics , statistical physics , mathematical analysis , physics , computer science , data mining , financial economics , economics

Summary. Cox and Wermuth proposed that the partial derivative of the conditional distribution function of a random variable Y given another X is used for measuring association between two variables with arbitrary distributions. The paper presents a necessary and sufficient condition for uniform collapsibility of this association measure over a third variable W .

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