Truck Salesman
A used truck salesman in a small town states that,on the average,it takes him 5 days to sell a truck.Assume that the probability distribution of the length of time between sales is exponentially distributed.
-{Truck Salesman Narrative} What is the probability that he will have to wait at least 8 days before making another sale?

Question

Truck Salesman 
A used truck salesman in a small town states that,on the average,it takes him 5 days to sell a truck.Assume that the probability distribution of the length of time between sales is exponentially distributed. ​ ​
-{Truck Salesman Narrative} What is the probability that he will have to wait at least 8 days before making another sale?

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The Answer of  Truck Salesman 
A used truck salesman in a small town states that,on the average,it takes him 5 days to sell a truck.Assume that the probability distribution of the length of time between sales is exponentially distributed. ​ ​
-{Truck Salesman Narrative} What is the probability that he will have to wait at least 8 days before making another sale?

Truck Salesman A Used Truck Salesman in a Small Town States That,on