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39. 19.2 A computer-system installation project consists of eight activities. The immediate predecessors and activity times in weeks are shown below. Activity Immediate Predecessor Activity

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39. 19.2 A computer-system installation project consists of eight activities. The immediate predecessors and activity times in weeks are shown below. Activity Immediate Predecessor Activity Time A 6 B 3 C A W N D B, C E C, D F E w G B 9 H F, G W 1. Draw the network for this project. 2. Identify the critical path(s). 3. What is the project completion time

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