Using excel (with start day 0), create the early and late start schedules to identify slack, then find the critical paths. What is the impact of elements being variable? Where does the assumption of certainty enter into this model? PLEASE SHOW NUMBERS IN EXCEL

Activity 1 Select vendor 2 Hire Finance module consultant 3 Hire Materials Mgmt consultant 4 Develop internal team 5 Select hardware system 6 Implement hardware system 7 Develop Finance interfaces 8 Install Finance module 9 Test Finance module 10 Put Finance module on-line 11 Develop Materials Mgmt interfaces 12 Install Materials Mgmt module 13 Test Materials Mgmt module 14 Put Materials Mgmt module on-line 15 Develop Finance user training 16 Develop Materials Mgmt user training Duration 1 week 4 4 weeks 4 weeks 10 weeks 3 weeks 8 weeks 8 weeks 3 weeks 2 weeks 0 15 weeks 6 weeks 3 weeks 0 5 weeks 7 weeks Predecessors None 1 1 None 2,3 5 6 6 7,8 9 6 10,11 12 13 4,71 4,11