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Js Jobs are delivered to a workstation at random intervals

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Jobs are delivered to a workstation at random intervals. The time between job arrivals tends to be normally distributed with a mean of 15 minutes and a standard deviation of 1 minute. Job processing time is normally distributed with a mean of 14 minutes per job and a standard deviation of 2 minutes. a) Using Table 2, simulate the arrival processing of five jobs. Start each column at row 4. Find the total jobs wait for processing. (15-Mark) b) The company is considering the use of new equipment that would result in processing time that is normal with a mean of 13 minutes and a standard deviation of 1 minute. Job waiting represents a cost of
$3
per minute, and the new equipment would represent an additional cost of
$.50
per minute. Would the equipment be cost justified? (Note: Use the same arrival times and the same random numbers for processing times.) Mark) (15 -

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