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A network consists of the following list. Times are given in weeks. Preceding Activity A B D E F G H Optimistic 5 3 6

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A network consists of the following list. Times are given in weeks. Preceding Activity A B D E F G H Optimistic 5 3 6 3 4 6 2 3 Pessimistic 14 9 14 7 A,B B D,E F Probable 11 3 10 5 6 8 4 3 11 13 6 9 1. Draw the network dia n*. 2. Calculate the expected duration and variance of each activity. 3. Calculate the expected duration and variance of the critical path. * diagram will not be a specific requirement in the actual final exam

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