A suburban service station has determined that an average of 60 cars arrive per hour. We assume that the cars arrive at the petrol station randomly and independently.

a. Identify the type of distribution being described by the random variable in the problem above and write down the value(s) of its parameter(s).

b. What is the probability more than 65 cars will arrive in a given hour?

c. What is the probability less than 3 cars will arrive in a 10 minute period.