阅读以下关于成本管理的叙述，回答问题1至问题3，将解答填入答题纸的对应栏内。
【说明】
一个预算100万的项目，为期12周，现在工作进行到第八周。已知成本预算是64万，实际成本支出是68万，挣值为54万。
【问题1】（8分）
请计算成本偏差(CV)、进度偏差（SV）、成本绩效指数CPI、进度绩效指数SPI。
【问题2】（5分）
根据给定数据，近似画出该项目的预算成本、实际成本和挣值图。
【问题3】（12分）
对以下四幅图表，分别分析其所代表的效率、进度和成本等情况，针对每幅图表所反映的问题，可采取哪些调整措施？
正确答案及解析
正确答案
解析
【问题1】 （8分）
CV=EV-AC=54-68=-14
SV=EV-PV=54-64=-10
CPI=EV／AC=54/68=0.794
SPI=EV／PV=54/64=0.843
【问题2】 （5分）
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