(Answered) Question a library employee shelves a large number of books

Statistics

Question: A library employee shelves a large number of books every day. The average number of books misshelved per day is estimated over a long period to be 2.5.

a) Calculate the probability that exactly three books are misshelved in a particular day.

b) Calculate the probability that fewer than two books on one day and more than two books on the next day are misshelved.

c) What assumptions have been made in these calculations?

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