Upon reviewing the recent use of conference rooms at an engi…
Upon reviewing the recent use of conference rooms at an engineering consulting firm, an industrial engineer determined the following probability distribution for the number of requests for a conference room: X (number of rooms needed on a given day) 0 1 2 3 4 p(X) 0.07 0.15 0.45 0.25 0.08 If there are only two conference rooms available in the building: a. What is the probability that the number of requests will exceed the number of rooms available? (3 points) b. What is the probability that the two conference rooms will not be fully utilized? (3 points) c. How many additional conference rooms are required so that the probability of denying a request is not more than 0.10? (4 points)
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