The earned value technique is a commonly used method of performance measurement. It integrates project scope, cost, and schedule measures to help the project management team assess project performance. If a project’s Schedule Performance Index（SPI=EV/PV） value less than 1.0, it means that （ ） .
2023-08-25
A.he project is ahead of its planned schedule
B.less work was completed than was planned t
C.the cost overrun for work completed
D.the cost underrun of performance to date
参考答案：B
B.less work was completed than was planned t
C.the cost overrun for work completed
D.the cost underrun of performance to date
参考答案：B
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