you decide to estimate duration and standard deviation of a project using PERT method. the project has 3 steps the following are the optimistic, most likely and pessimistic durations in weeks:step 1: 2,5,10Step 2: 1,3,13Step3: 7,8,11,what is the estimated duration and standard deviation of the project duration?Estimated Duration =16 standard Deviation =4.9Estimated Duration =18 standard Deviation =4.9Estimated Duration =18 standard Deviation =2.49Estimated Duration =16 standard Deviation =24

Question

you decide to estimate duration and standard deviation of a project using PERT method. the project has 3 steps the following are the optimistic, most likely and pessimistic durations in weeks:
step 1: 2,5,10
Step 2: 1,3,13
Step3: 7,8,11,
what is the estimated duration and standard deviation of the project duration?
Estimated Duration =16 standard Deviation =4.9
Estimated Duration =18 standard Deviation =4.9
Estimated Duration =18 standard Deviation =2.49
Estimated Duration =16 standard Deviation =24

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