| 正态分布变差系数的置信区间 |
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| 引用本文： | 孙祝岭. 正态分布变差系数的置信区间[J]. 兵工学报, 2009, 30(7): 911-914 |
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| 作者姓名： | 孙祝岭 |
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| 作者单位： | 上海交通大学,数学系,上海,200240 |
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| 摘 要： | 研究正态分布的变差系数估计问题。提出了一个新的枢轴量来构造变差系数的经典置信区间，给出了正态分布变差系数的具有简单表达式的精确置信区间。
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| 关 键 词： | 应用统计数学 正态分布 变差系数 置信区间 |
Confidence Intervals for the Coefficient of Variation for the Normal Distribution |
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| SUN Zhu-ling. Confidence Intervals for the Coefficient of Variation for the Normal Distribution[J]. Acta Armamentarii, 2009, 30(7): 911-914 |
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| Authors: | SUN Zhu-ling |
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| Affiliation: | Department of Mathematics, Shanghai Jiaotong University, Shanghai 200240, China |
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| Abstract: | A problem of the estimation of the coefficient of variation for the normal distribution was discussed.A new pivotal variable to construct the classical confidence intervals for the coefficient of variation was given.And precision confidence intervals for the coefficient of variation of the normal distribution with a simple expression were also obtained. |
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| Keywords: | applied statistical mathematics normal distribution coefficient of variation confidence intervals |
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