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Last edited 02 Sep 2020
Cost performance index (CPI)
CPI = EV / AC = 20,000 / 12,000 = 1.66
If the ratio has a value higher than 1 then it indicates the project is performing well against the budget. A CPI of 1 means that the project is performing on budget. A CPI of less than 1 means that the project is over budget.
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