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负二项分布的数字特征及条件概率的封闭性的研究
The discussion about properties of pascal distribution
【摘要】 该文通过建立负二项分布的模型,讨论负二项分布的数字特征及相对于几何分布随机变量的条件概率的封闭性。
【Abstract】 This paper builds the mode of pascal distribution and discusses its mathematical expectation, variance and the closed of conditional probability.
【关键词】 负二项分布;
数学期望;
方差;
条件概率;
【Key words】 Pascal Distribution; mathematical expectation; variance; conditional probability;
【Key words】 Pascal Distribution; mathematical expectation; variance; conditional probability;
- 【文献出处】 鄂州大学学报 ,Journal of Ezhou University , 编辑部邮箱 ,2006年03期
- 【分类号】O211.3
- 【被引频次】4
- 【下载频次】294