The library records the number of books checked out by each
person over the course of one day, with the following result:
Number of books checked out
State the random variable
Draw a histogram of the number of booked checked out by each
patron over the course of one day
Find the mean, variance, and standard deviation
What is the probability that a patron will check out at least
What is the probability will take out no more than three
Is it unusual for a patron to check out more than three books?
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