The Sedona company has six servers in its datacenter. Maintenance of the servers is handled by...

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The Sedona company has six servers in its datacenter. Maintenance of the servers is handled by Mike, a system administrator who works for the company. The time between server failures follows Poisson distribution with a mean of fifteen days. During the time a server is down, the company must lease another server at a cost of $90 per day. Mike has put in a resignation letter and the company is considering hiring either Mary or Alex. Based on a skills assessment test, it is estimated that Mary can repair a server in an average of 12 hours, while Alex will take an average of 10 hours. Mary wants a salary equivalent to $170 per working day, while Alex wants a salary equivalent to $180 per working day. A working day lasts 8 hours, and there are 261 working days per year. Which employee should the company hire? With Mary: = per day per day L= and the average cost per day = With Alex: = L= per day per day and the average cost per day = Therefore, hire The Sedona company has six servers in its datacenter. Maintenance of the servers is handled by Mike, a system administrator who works for the company. The time between server failures follows Poisson distribution with a mean of fifteen days. During the time a server is down, the company must lease another server at a cost of $90 per day. Mike has put in a resignation letter and the company is considering hiring either Mary or Alex. Based on a skills assessment test, it is estimated that Mary can repair a server in an average of 12 hours, while Alex will take an average of 10 hours. Mary wants a salary equivalent to $170 per working day, while Alex wants a salary equivalent to $180 per working day. A working day lasts 8 hours, and there are 261 working days per year. Which employee should the company hire? With Mary: = per day per day L= and the average cost per day = With Alex: = L= per day per day and the average cost per day = Therefore, hire

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