The probability that equipment used in a hospital lab will need recalibration is given in the following table. A service firm is willing to provide maintenance and provide any necessary calibrationsfor a fee of $650 per month. Recalibration costs $500 per time. Which approach would be mostcost-effective, recalibration as needed or the service contract?Number of Recalibrations 0 1 2 3 4Probability of Occurrence .15 .25 .30 .20 .10

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The probability that equipment used in a hospital lab will need recalibration is given in the following table. A service firm is willing to provide maintenance and provide any necessary calibrations
for a fee of $650 per month. Recalibration costs $500 per time. Which approach would be most
cost-effective, recalibration as needed or the service contract?
Number of Recalibrations 0 1 2 3 4
Probability of Occurrence .15 .25 .30 .20 .10

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