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People arrive at an automatic teller machine (ATM) according to a Poisson process with intensity λ. The service time required at the ATM is constant, a seconds. Unfortunately, this machine does not allow for any waiting customers (i.e., no queue is allowed), which means that persons who arrive while the ATM is busy have to leave. When the a seconds of a customer have elapsed, the ATM is free to serve again, and so on. Suppose that the ATM is free at time zero, and let Tn be the time of the arrival of the nth customer. Find the distribution of Tn, and compute E Tn and Var Tn. Remark. Customers arriving (and leaving) while the ATM is busy thus do not affect the service time.
consider the following statement each culture has its own norms of etiquette. in a diverse society like america as well
the number of traffic accidents that occur on a particular stretch of road during a month has a distribution with mean
public health officials claim that people living in low income neighborhoods have different physical activity levels
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find the minimum usual value and the maximum usual value whenn 270 and p frac14.a minimum 60.38maximum 74.62b minimum
The adult books 20 are nonfiction and of the children's books 103 are nonfiction.if a book is selected at random, find the probability that it will be fiction.
a poker hand consists of 5 cards chosen randomly from a standard 52 card deck.a find the chance that you are dealt a
You are Supervisor or Research for Doggie Heaven Biscuit Company. Your scientists have developed a new dog biscuit for the treatment of doggie breath.
What effect has the transformation had on the lowest exam mark and what effect has the transformation had on the highest exam mark - STATS 201/8 Data Analysis
A new car salesperson knows that he sells cars to one customer out of 20 who enter the showroom. The probability that he will sell a car to exactly two of the next three customers is?
Standard deviation of 2.5 minutes. What does Chebyshev's Theorem say about the percentage of employees with commuting times between 58.6 minutes and 68.6 minutes?
a local school district claims that the number of school days missed by its teachers due to illness is below the
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