Answer: Pessimistic time- the optimistic time then divide that number by 6 and square root that number to get the final number.
Step-by-step explanation:
They can be computed by pessimistic time- the optimistic time divide the number by 6 and square root the number gotten to get the final answer
A manager will choose pert for her project due to uncertainties as regards weather, supplies and availability of labour which would all insert variances into her estimated activity upon completion.