Question

o Suppose the number of babies born during an hour shift a hospitals malamity wig follows a Poisson distribution with a mean

Suppose the number of babies born during an 8-hour shift at a hospital's maternity wing follows a Poisson distribution with a mean of 5 an hour. Find the probability that six babies are born during a particular 1-hour period in this maternity wing. Round to six decimal places.
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Answer #1

Let X be the number of babies born in a 1-hour period.

P(X=n) = \lambda ^n e^{-\lambda} / n!

X ~ Pois(5)

We have to find P(X=6) = 5 ^6 e^{-5} / 6! = 0.1462228 = 0.146223

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