In PERT, the span of time between the optimistic and pessimistic time estimate of an activity is
A. 3σ
B. 6σ
C. 12σ
D. None of these
Answer: Option B
This Question Belongs to Management >> Operations Research
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D. None of the above
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A physical model is example of.
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B. An analogue model
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B. Judgement
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