Critical|Y or activity Task Name predecessor(s) Loptimistic [most likely [pessimistic Laverage variance N) 1 codify accounts none 16 19 28 20 2 file articles of unification none 30 30 30 30 3 unify price and credit policy none 60 72 90 73 25 4 unify personnel policies none 18 27 30 26 5 unify data processing 1 17 29 47 30 25 6 train accounting staff 1 4 7 10 7 7 pilot run data processing 5 12 15 18 15 8 calculate F&L and balance 6,7 6 12 24 13 9 transfer real property 2 18 27 30 26 10 train sales force 3 20 35 50 35 25 11 negotiate with unions 40 55 100 60 100 12 determine capital needs 8 11 20 79 20 13 explain personnel policies 11 14 23 26 22 14 secure line of credit 9,12 13 16 19 16 15 end 10,13,14 0 0 Questions: Project duration(TE) 114 deadline(T,) 112 Project variance(along b CP) C Z = Project standard Probability completion deviation d within 112 days negotiate w/union deadline(T,) 116 completion e h 1 = completion prob completion within 116 'negotiate w/union' days within 90 days2. The Global Tea and Organic Juice companies have merged. The following information has been collected for the "Consolidation Project." page 253 Activity Description Predecessor a opt m ml b pess Codify accounts None 16 19 28 File articles of unification None 30 30 30 Unify price and credit policy None 60 72 90 Unify personnel policies None 18 27 30 Unify data processing 1 17 29 47 Train accounting staff 4 7 10 Pilot run data processing 5 12 15 18 Calculate P & L and balance sheet 6.7 6 12 24 Transfer real property 2 18 30 Train salesforce 3 50 Negotiate with unions 4 100 12 Determine capital needs 29 13 Explain personnel policies 11 26 14 Secure line of credit 9, 12 19 15 End 10, 13, 14 1. Compute the expected time for each activity. 2. Compute the variance for each activity. 3. Compute the expected project duration. 4. What is the probability of completing the project by day 112? Within 116 days? 5. What is the probability of completing "Negotiate with unions" by day 90