The distribution of the number of telephone calls a manager is receiving during an hour is well

Question:

The distribution of the number of telephone calls a manager is receiving during an hour is well approximated by the Poisson distribution with parameter λ = 4. Calculate the probability that during an hour, there will be at least 3 calls.

Fantastic news! We've Found the answer you've been seeking!

Step by Step Answer:

Related Book For  book-img-for-question
Question Posted: