| 方差未知时两总体均值的比较 |
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| 引用本文： | 汪四水.方差未知时两总体均值的比较[J].大学数学,2009,25(2). |
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| 作者姓名： | 汪四水 |
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| 作者单位： | 苏州大学,数学科学学院,江苏,苏州,215006 |
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| 摘 要： | 给出了方差未知时两总体均值比较的近似方法(Welch-Satterthwaite方法),Bayes方法和一个Monte Carlo模拟算法,并用一个算例进行了比较.
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| 关 键 词： | Welch-Satterthwaite方法 Bayes方法 Monte Carlo模拟 |
Comparison of Two Population Means with Unknown Variances |
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| WANG Si-shui.Comparison of Two Population Means with Unknown Variances[J].College Mathematics,2009,25(2). |
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| Authors: | WANG Si-shui |
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| Institution: | School of Mathematical Science;Suzhou University;Suzhou Jiangsu 215006;China |
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| Abstract: | Three methods were given for comparison the two population means with unknown variances,such as Welch-Satterthwaite method,Bayes method and a simulation method.An example shown that the simulation method was feasible. |
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| Keywords: | Welch-Satterthwaite method Bayes method Monte Caro simulation |
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