Question: Please answer using excel or excel OM a Adam is a project manager for a local board of hospitals that is looking to upgrade its

Please answer using excel or excel OM a Adam is a

Please answer using excel or excel OM

a Adam is a project manager for a local board of hospitals that is looking to upgrade its telephone systems. He has put together a list of all the major tasks that the company will have to complete, as well as a 3-point time estimate for the total duration of each item. Activity Predecessor(s) Time Estimate (Hours) Optimistic Likely Pessimistic 44 A. Inform all users of the upgrade B. Back up & update system software C. Order new equipment D. Test new equipment (small-scale) E. Upgrade telephone systems F. Decommission old systems C,D D E F U ALL 45 42 31 85 50 60 45 40 90 70 56 75 48 49 120 82 58 Determine the critical path for Adam's telephone upgrade project

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