Question: Please solve correctly I need urgent Given the following network with activities and times estimated in weeks. D E A Finish K F B Start

Please solve correctly I need urgent

Given the following network with activities and times estimated in weeks. D E A Finish K F B Start G J H Pessimistic 7 10 14 Activity Optimistic 2 B 1 5 3 8 Most Probable 5 3 7 12 4 9 6 6 7 13 3 A Buova G H I J K - Nur woow 12 8 8 12 14 4 12 1 a. (10) Calculate the mean time for each activity. b. (10) Calculate the variance of time for each activity

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