Question: Table 1 below contains the optimistic time (a), most likely time (m), and pessimistic time (b) based on which the expected time and variance for

Table 1 below contains the optimistic time (a), most likely time (m), and pessimistic time (b) based on which the expected time and variance for some activities are calculated and included in the table. Please use the available information to answer questions 1 and 2.

Table 1 below contains the optimistic time (a),

1. What are the expected time and variance for activity B?

- 2, 2

- 9, 9

- 8, 9

- 8, 20

- 2, 8

2. The critical path for this project is ACFHIJ. What is the probability of completing the critical path within week 42?

- 0.60

- 0.875

- 0.75

- 0.95

- 0.81

Table 1 Activity amb Expected Variance Time A 4 7 10 7 1 B ? ? C 12 1.78 2 8 20 8 12 16 1 2 3 68 22 2 0.11 AL 10 7.11 F 2 3 4 3 0.11 G N 2 0 22 6 8 10 H 8 0.44 4 8 12 8 1.78 4 1 J 1 2 3 2 0.11

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