Journal of the
Korean Mathematical Society
JKMS

ISSN(Print) 0304-9914 ISSN(Online) 2234-3008

Article

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J. Korean Math. Soc. 2006; 43(6): 1325-1338

Printed November 1, 2006

Copyright © The Korean Mathematical Society.

Strong laws of large numbers for weighted sums of negatively dependent random variables

Mi-Hwa Ko, Kwang-Hee Han, and Tae-Sung Kim

Seoul National University, Howon University, WonKwang University

Abstract

For double arrays of constants $\{a_{ni}, ~ 1\leq i \leq k_n,~n\geq 1 \}$ and sequences of negatively orthant dependent random variables $\{X_n,~ n\geq 1\}$, the conditions for strong law of large number of $\sum_{i=1}^{k_n} a_{ni} X_i $ are given. Both cases $k_n \uparrow \infty$ and $k_n=\infty$ are treated.

Keywords: negatively quadrant dependent, negatively orthant dependent, strong law of large number, weighted sum, double array, stochastically dominated

MSC numbers: 60F15