Question: The main difference between PERT and CPM is that: PERT employs three time estimates for each activity PERT ignores activity costs CPM assumes activity durations

The main difference between PERT and CPM is that:
PERT employs three time estimates for each activity
PERT ignores activity costs
CPM assumes activity durations can vary
PERT assumes that activity durations are known
PERT is more accurate than CPM
The main difference between PERT and CPM is that: PERT employs

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