| 有趣的随机变量和的分布算法 |
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| 引用本文： | 鲁韦昌,孙荣恒.有趣的随机变量和的分布算法[J].数学学习,2011,14(1):80-83. |
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| 作者姓名： | 鲁韦昌 孙荣恒 |
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| 作者单位： | 鲁韦昌,LU Wei-chang(重庆通信学院,数学教研室,重庆,400035);孙荣恒,SUN Rong-heng(重庆大学,数理学院,重庆,400030) |
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| 摘 要： | 根据实际问题.提出计算随机变量和的分布的两种方法,即多项式相乘法和概率母函数法.
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| 关 键 词： | 随机变量和的分布 概率分布 概率母函数 |
Calculating Distribution of Sum of Random Variables |
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| LU Wei-chang,SUN Rong-heng.Calculating Distribution of Sum of Random Variables[J].Studies In College Mathematics,2011,14(1):80-83. |
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| Authors: | LU Wei-chang SUN Rong-heng |
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| Institution: | 1. Department of Applied Mathematics, Chongqing Communication Institute, Chongqing 400035, PRC; 2. School of Maths-physics, Chor_.gqing University, Chongqing 400030, PRC) |
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| Abstract: | Using the principle of polynomial multiplication and the properties of the probability generating function, two algorithms for calculating distribution of sum of random variables are given, which provide an effective way in dealing with real problems. |
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| Keywords: | distribution of random variable probability distribution probability generating function |
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