Please use the table to answer the question. Question: Question $3$A

Passengers arriving at a suburban rail ticket office during the morning peak commuter period

frequently have to wait for service. There is one clerk who issues tickets and provides an

information service for passengers. The manager has received complaints regarding the time

passengers spend in the queue waiting to be served, and she wishes to investigate possible methods

of reducing the queueing time. Possible ideas include employing a second ticket clerk who could

either share the work of the existing clerk or perhaps handle enquiries only. Another idea may be

to collect fares on the train. The manager decided to collect data on arrivals and service times over

a number of days, and her figures are summarized

Hint $($midpoint for $60$ to under $90=\frac{60+90}{2}=75$ sec$)$

Simulate $15$ customers arriving at the using the random numbers