Question: A complete project activity diagram has been completed.Based on the analysis of the critical path,the expected project completion time is 13weeks and the expected variance

A complete project activity diagram has been completed.Based on the analysis of the critical path,the expected project completion time is 13weeks and the expected variance is 3.What is the probability that the project will take between 15and 12weeks to complete?Choose one of the following values that comes closest to your calculation.

a. 0.4061

b. 0.5939

c. 0.2810

d. 0.8749

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