摘要
本文考虑含k个类的负风险和随机过程,研究相关与独立两种情况下的分布、数学期望、方差和协方差.
In this paper,we discuss random processes with k types of negative risk sums,it studies some properties of the distribution、expectation、variance、covariance and distribution under both correlated and independent circumstances.
出处
《青海师范大学学报（自然科学版）》
2009年第3期20-22,共3页
Journal of Qinghai Normal University(Natural Science Edition)
关键词
负风险和
分布
数字特征
复合POISSON过程
negative risk sums
distribution
characteristics of figure
compound poisson process
