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Mathematics, 30.06.2020 15:01 ratpizza
Customers experiencing technical difficulty with their Internet cable hookup may call an 800 number for technical support. Itakes the technician between 30 seconds and 12 minutes to resolve the problem. The distribution of this support time follows the uniform distribution.
A) What percent of the problems takes more than 5 minutes to resolve? (Do not round your intermediate calculations. Round your answer to 2 decimal places.)
B) Suppose we wish to find the middle 50% of the problem-solving times. What are the end points of these two times? (Donot round your intermediate calculations. Round your answers to 3 decimal places.)
C) What are the values for a and b in minutes? (Do not round your intermediate calculationsRound your answer to 1 decimal place.)(D-1) What is the mean time to resolve the problem? (Do not round your intermediate calculations. Round your answer to 2 decimal places.)
(D-2) What is the standard deviation of the time? (Do not round your intermediate calculations. Round your answer to 2 decimal place
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