| 统筹方法中工序平均时间及方差计算方法的分析 |
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| 引用本文： | 蒋国安,卢宗华.统筹方法中工序平均时间及方差计算方法的分析[J].山东科技大学学报(自然科学版),1987(4). |
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| 作者姓名： | 蒋国安 卢宗华 |
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| 作者单位： | 山东矿业学院采矿工程系，山东矿业学院采矿工程系 |
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| 摘 要： | 本文介绍了统筹方法中工序平均时间及方差计算公式的由来,并着重分析了它们的适用条件。为今后进一步使用这种方法提供了理论依据。
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| 关 键 词： | 统筹方法 工序时间均值 方差 β分布 |
ANALYSIS OF CALCULATION METHOD OF THE EXPECTED VALUE AND VARIANCE FOR ACTIVITY TIMES IN PERT/CPM |
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| Jiang Guoan Lu Zonghua.ANALYSIS OF CALCULATION METHOD OF THE EXPECTED VALUE AND VARIANCE FOR ACTIVITY TIMES IN PERT/CPM[J].Journal of Shandong Univ of Sci and Technol: Nat Sci,1987(4). |
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| Authors: | Jiang Guoan Lu Zonghua |
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| Institution: | Dept. of Mining Engineering |
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| Abstract: | This paper presented the origin of formulae of the expected value and variance for elapsed time required by the activity in PERT/CPM, and stresses the analysis on the condition of their usage. Therefore, it provides the theoretical basis for the further use of this method |
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| Keywords: | PERT/CPM method expected value of times required by the activity variance B distribution |
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