General Discussion

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Probability Distribution

Hi,

This is a question i have taken from a question bank.Please give me answer and the explanation.

 

The cost estimatesof a proposed project has an expected value of 1000000 and a standard deviation of 50000.The project is budgeted for 1100000 so as to include a contingency reserve.Assuming that the cost estimates are normally distributed,what is the probability of completing this project over budget?

A.0.1
B.0.05
C.0.025
D.05

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