A Trucking Firm Has Five Trucks That Each Requires Service

question 75

Multiple Choice

A trucking firm has five trucks that each requires service at an average rate of once every 50 hours, according to an exponential distribution. The firm has a mechanic who needs five hours to complete the average job with exponential service times.
-Use the information in Scenario C.5.What is the average time a truck spends in the system?

• A) Fewer than or equal to 6.5 hours
• B) Greater than 6.5 hours but fewer than or equal to 7.0 hours
• C) Greater than 7.0 hours but fewer than or equal to 7.5 hours
• D) Greater than 7.5 hours

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