8 6 8 2. As a project manager you are asked to plan activities associated with a project of arranging a seminar in your university. A planning consultant has collected the following estimates (days) for optimistic (to), most likely (tm), and pessimistic (to) times for the associated activities. Activity to tin to 12 4 173 6 1-4 9 25 7 9 35 46 14 5-6 3 4 5 6-> 6 10 12 6 8 8 16 12 6 2 a. Draw an AOA network diagram and label each activity (10 marks) b. Compute activity time, path duration, critical path and project duration