Question: Draw the network and identify the critical path for the following project. Please calculate the earliest-latest start and finishing times for each activity. Please show

Draw the network and identify the critical path for the following project. Please calculate the earliest-latest start and finishing times for each activity. Please show the expected time for 68%, 90% and 95% confidence limit for the project: Activity Preceding Activity Time (weeks) Optimistic Time. Pessimistic time A 4 2 6 B 6 5 7 AB 7 5 9 D B 8 7 9 B 5 2 8 F 5 9 D 6 8 D, E 6 10 F,G,H 3 5 H 7 8 4 Please note 1. A and B Activities originate from the Start Node 2. C needs both A and B to start, but they are at different times 3. A Dummy activity has 0 time, ES=EF match end of preceding activity, LS = LF match the beginning of following activity 4. Activity H needs both D and E to finish before starting 5. Activity is the end activity with the 3 input activities: FG&H

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