Question: A project has an expected completion time of 40 weeks and a standard deviation of 5 weeks. It is assumed that the project completion time

A project has an expected completion time of 40 weeks and a standard deviation of 5 weeks. It is assumed that the project completion time is normally distributed.
(a) What is the probability of finishing the project in 50 weeks or less?
(b) What is the probability of finishing the project in 38 weeks or less?
(c) The due date for the project is set so that there is a 90% chance that the project will be finished by this date. What is the date?

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