Theearnedvaluetechniqueisacommonlyusedmethodofperformancemeasurement.Itintegratesprojectscope,cost,andschedulemeasurestohelptheprojectmanagementteamassessprojectperformance.Ifaproject’sSchedulePerformanceIndex(SPI=EV/PV)valuelessthan1.0,itmeansthat().
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正确答案B
