2. Activities involved in a project and the staff and cost required are presented in the following table: Activity Prece

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2 Activities Involved In A Project And The Staff And Cost Required Are Presented In The Following Table Activity Prece 1 (63.99 KiB) Viewed 24 times

2. Activities involved in a project and the staff and cost required are presented in the following table: Activity Preceded Ву Duration in weeks Staff required Cost required A B COLLO D E F A,B B B,C DE E F GHI 3 4 2 2 4 2 3 6 4 2 ammm 2 3 2 4 3 3 3 3 2 1 40 120 60 60 80 40 100 120 H I J 60 40 (a) Construct a network, calculate the total installation time, and use a bar chart presentation to illustrate the number of staff required week by week, assuming each activity starts at its earliest time. (b) Determine if it is possible to complete the project in the shortest possible time without ever employing more than nine staff simultaneously on the site. (c) After 8 weeks, A, B, C, D, and F are completed, E is half completed and other activities have not yet started. Total expenditure is $340. Assuming that each activity had been scheduled to start at its earliest start time, determine a new earliest completion and cost for the project. Calculate the operating and efficiency variances.