• Upon reviewing 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 per half-day:
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• (a)     Currently, the building has two conference rooms. What is the probability that the number of requests will exceed the number of rooms for a given halfday?
• (b)    What is the probability that the two conference rooms will not be fully utilized on a given halfday?
• (c)    How many additional conference rooms are required so that the probability of denying a request is not more than 0.10?

Transcribed Image Text:

X 0 1 2 ۴۱۳۰ 3 4 f(x) .07 .15 .45 .25 .08 X 0 1 2 ۴۱۳۰ 3 4 f(x) .07 .15 .45 .25 .08