A bank of machines in a manufacturing shop breaks down according to the following interarrival time distribution. The time it takes one repairperson to complete the repair of a machine is given in the service time distribution:

Simulate the breakdown of five machines. Calculate the average machine downtime using two repairpersons and the following random number sequence. (Both repairpersons cannot work on the same machine.) RN: 30, 81, 02, 91, 51, 08, 28, 44, 86, 84, 29, 08, 37, 34,99

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INTERARRIVAL TIME (HOURS) SERVICE TIME (HOURS) PO) .25 20 .25 15 .10 05 1.00 RN 0-24 25-44 45-69 70-84 85-94 95-99 P(X) RN 0-29 .5 1.0 1.5 2.0 3.0 4.0 .30 22 30-51 16 52-67 10 68-77 14 81 08 92-99 1.00 1.0 2.0 3.0 4.0 5.0