Question: answer all parts please. Consider a project having the following seven activities: Activity Immediate Optimistic Predecessors Time(weeks) None 2 Most likely Time(weeks) Pessimistic Time (weeks)

answer all parts please. answer all parts please. Consider a project

Consider a project having the following seven activities: Activity Immediate Optimistic Predecessors Time(weeks) None 2 Most likely Time(weeks) Pessimistic Time (weeks) 3 4 B A 4 4 8 C A 3 5 7 D B 5 5 5 E B,C 3 6 7 F D 4 5 9 G E,F 3 3 7 Do the expected time and variance calculation for each activity. a. What is the expected time for activity "F"? Select one: O a. 9 Ob. 5 O c. 4 O d. 5.5 b. What is the variance for activity "G"? Select one: O a. 0.11 O b. 0.44 O c. 0 O d. 0.67 O e. 0.33 Draw the diagram. Using the longest path method and the ES/EF,LS/LF method for the following questions. c. what is the expected finish time of the project? Select one: O a 20 O b. 21.84 O c. 22.01 O d. 21 d. what are the critical activities? Select one: a. ABDEG O b. ABDFG O c. ACEG O d. ABCDEFG e. what is the slack value for activity C? Select one: O a. 0 O b. 0.33 O c. 4.67 O d. 4.5 O e. 4. Calculate the probability to finish the project in 23 weeks. f. what is the z value? Select one: O a. 0.12 O b. 1.17 O c. 0.73 O d. 0.89 O e. -1.15 Calculate the probability to finish the project in 23 weeks. g. what is the probability? Select one: O a. 81.33% O b. 87.9% O c. 76.73% O d. 26.73% O e. e. 31.33%

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