1. The Estimate At Completion (EAC) can be used to forecast the most likely total project cost based upon the current project performance. Which of the following formulas cannot be used to calculate the EAC when past estimating assumptions are incorrect or past assumptions are no longer relevant?

a. EAC=AC + ETC

b. EAC= AC+BAC+PV

c. EAC= AC+BAC-EV

d. EAC=(AC+(BAC-EV)/CPI)

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