Question: Question 1: On a certain banking machine customer arrives at an average 15 per hour. a. What is the probability that 12 customers will use

Question 1: On a certain banking machine customer arrives at an average 15 per hour.

a. What is the probability that 12 customers will use the machine in the next hour?

b. What is the probability that there will be fewer than 3 customers in 10 minutes?

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