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pickupchik [31]

2 years ago

11

A Hospital telephone operator has observed that calls arrive at a rate of 300 calls per hour. What is the probability that there

are exactly 5 calls in 10 minutes?

1 answer:

NeTakaya2 years ago

8 0

Answer:

It can be done using poisson distribution.

λ = 30 calls/hr = 1.5 calls/3min

Now P(X=x)=e−λ.λxx!

So P(X=0)=e−1.5

Step-by-step explanation:

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