A taxi dispatcher has found that successive calls for taxi service are exponentially distributed, with a mean time between calls of 5.30 minutes. The dispatcher must disconnect the telephone system for 3 minutes in order to have the push-button mechanism repaired. What is the probability that a call will be received while the system is out of service?
Answer to relevant QuestionsDuring 2008, U.S. general aviation pilots had 1.20 fatal crashes per 100,000 flying hours. Harriet Arnold is president of Arnold’s Flying Service, a company that operates a total of 50 sightseeing planes based in 20 ...If a computer statistical package were to simulate 1000 random observations from a normal distribution with μ = 200 and σ = 50, what percentage of these observations would you expect to have a value of 300 or more? Do you ...During fiscal 2008, the average daily volume for FedEx Corporation was 7,000,000 packages per day. Assuming a normal distribution and a standard deviation of 800,000 packages per day, on what proportion of the days was the ...The mileage death rate for motorcycle riders has been estimated to be about 39 deaths per 100 million miles of motorcycle travel. A national motorcycling association has 1200 members who travel a total of 2 million miles ...The U-Drive car rental corporation has found that the cars in the company’s rental fleet experience punctures at the rate of 1.25 punctures per 10,000 miles, and the number of punctures per distance traveled is Poisson ...
Post your question