asap please

Given the following data at the drive-through of a bank: Service Time (minutes) Customer Arrival me 8:06 8:10 8:15 W 2 Which of the following statements is TRUE regarding the time from 8:06 to 8:36 for the bank? Multiple Choice F The arrival rate is 4 customers per hour On average there is enough capacity to serve all customers. O The average capacity is 6 customers per ha The service rate is more variable than the arrival rate because service rate has a higher standard deviation