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The distribution of the sum of two dependent randomly weighted random variables with applications.

Authors :
Roozegar, Rasool
Toghdori, Abdolsaleh
Nadarajah, Saralees
Source :
Communications in Statistics: Theory & Methods. 2024, Vol. 53 Issue 6, p1985-2002. 18p.
Publication Year :
2024

Abstract

There has been much work on the distribution of independent or dependent random variables. But we are not aware of any work giving exact results for the distribution of the sum of randomly weighted random variables. In this paper, we derive exact results for the randomly weighted sum of two dependent random variables. The derived expressions are for the cumulative distribution function, conditional expectation, moment generating function, value at risk, expected shortfall and the limiting tail behavior of the randomly weighted sum of two dependent random variables. Two numerical illustrations are given. [ABSTRACT FROM AUTHOR]

Details

Language :
English
ISSN :
03610926
Volume :
53
Issue :
6
Database :
Academic Search Index
Journal :
Communications in Statistics: Theory & Methods
Publication Type :
Academic Journal
Accession number :
175141160
Full Text :
https://doi.org/10.1080/03610926.2022.2117558