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Q4 Amazon AWS has a customer service center at Dearborn handling calls from customers encountering...

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Q4 Amazon AWS has a customer service center at Dearborn handling calls from customers encountering system issues The center operates 24 hours a day seven days a week Managers at the center also expect the number of customer calls to follow a Poisson distribution and have an average of 480 calls per day 1 Calculate the average number of calls in a one hour interval a 30 minutes interval and a 5 minutes interval 2 What is the probability of having ten calls during a 30 minutes interval express the PMF formula and parameter values used clearly 3 What is the probability of no calls during a 5 minutes interval express the PMF formula and parameter values used clearly 4 What is the probability of equal or more than two calls in a 5 minutes interval express the PMF formula and parameter values used clearly 5 How to obtain the probability that at least two calls during a 5 minutes interval using Excel express the Excel formula clearly

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