IES Civil Engineering Paper 1 2000- View and Download PDF
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Discussions & Questions
What will be the range of the project in PERT if nothing is mentioned about probability?? will it be (mean +SD) or ( mean+2SD) or (mean+3SD) this question is w.r.t 2000 IES objective paper 1 question number 27. ( - pr...@ on )
1 AnswerThe overall project completion time is normally distributed with total time = sum of the times on the critical path. For normal distribution most of the area lies 3SD of either side of the mean.
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