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单选题 PMP

2008-10-24

For the following group of numbers: 80, 10, 10, 50, 70, and 90, what is the median?（　）
A．80
B．50
C．70
D．60

A．80

B．50

C．70

D．60

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3 In reviewing a control chart, the project manager notices random variations, which are normal control limits．The project manager should:（　）
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A．尝试调整出现偏差的过程

B．对过程进行巴雷托Pareto 分析

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D．记录偏差并且提醒工人的注意

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