Question 8: 8.1. If the mean value for the cashier to checkout of a market is 3 minutes. What is the probability that a customer checkout will be completed by the cashier in less than 2 minutes. 8.2....

Extracted text: Question 8: 8.1. If the mean value for the cashier to checkout of a market is 3 minutes. What is the probability that a customer checkout will be completed by the cashier in less than 2 minutes. 8.2. Provide an interpretation of your answer in question 8.1.