| 基于对称随机变量构造的反例 |
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| 引用本文： | 朱玉龙,王婷,谭林.基于对称随机变量构造的反例[J].数学的实践与认识,2017(11):282-285. |
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| 作者姓名： | 朱玉龙 王婷 谭林 |
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| 作者单位： | 1. 邯郸学院数理学院,河北邯郸,056005;2. 邯郸学院继续教育学院,河北邯郸,056005 |
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| 摘 要： | 应用相关文献中对称随机变量分布函数的充要条件,阐明连续型对称随机变量概率密度的偶函数特点,以及对称随机变量的不相关性,构造一些教学反例.
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| 关 键 词： | 对称随机变量 分布函数 反例 |
The Counter-Example Based on the Structure of Symmetric Random Variables |
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| ZHU Yu-long,WANG Ting,TAN Lin.The Counter-Example Based on the Structure of Symmetric Random Variables[J].Mathematics in Practice and Theory,2017(11):282-285. |
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| Authors: | ZHU Yu-long WANG Ting TAN Lin |
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| Abstract: | Using the necessary and sufficient conditions of the distribution functions of symmetric random variables in revelant reference,the paper illustrates the dual characteristics of probability density function of continuous symmetric random variables,the irrelevance of symmetric random variables,and constructs some teaching counter-example. |
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| Keywords: | symmetric random variables distribution function counter-example |
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