Question: 8. The time it takes to completely tune an engine of an automobile follows an exponential distribution with a mean of 50 minutes. (Total: 4

8. The time it takes to completely tune an engine of an automobile follows an exponential distribution with a mean of 50 minutes. (Total: 4 marks; 2 marks each) a. What is the probability of tuning an engine in 25 minutes or less? b. What is the probability of tuning an engine between 25 and 30 minutes

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