1. The normal time required for the completion of project in the above problem is
2. If to, tp and tm are the optimistic, pessimistic and most likely time estimates of an activity respectively, the expected time t of the activity will be
3. A construction schedule is prepared after collecting
4. If an activity has its optimistic, most likely and pessimistic times as 2, 3 and 7 respectively, then its expected time and variance are respectively
5. Bar charts are suitable for
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