用矩阵求解离散型随机变量的概率问题  

On the Solution of Discrete Type Random Variable Probability with Matrix

作　　者：刘艳丽[1] 李靖荣[1] 

机构地区：[1]唐山学院,河北唐山063000

出　　处：《牡丹江教育学院学报》2006年第4期68-69,共2页Journal of Mudanjiang College of Education

摘　　要：离散型随机变量是概率论的主要研究对象,而离散型随机变量的概率分布又是教学的重点和难点,作者从教学实践出发,提出了用矩阵方法解决离散型随机变量的概率分布的新方法。Discrete type random variations is the main studying object of probability,and probability distribution of discrete type random variations is the key and difficult point in teaching.From the teaching experience,the writer puts forward the view of solving probability distribution of discrete type random variations by using the methods of matrix.

关 键 词：矩阵 离散型随机变量 概率论 

分 类 号：O21[理学—概率论与数理统计]