The fire department has a number of failures with its oxygen masks and is evaluating the possibility of outsourcing preventive maintenance to the manufacturer. Because of the risk associated with a failure, the cost of each failure is estimated at $2,200. The current maintenance policy (with station employees performing maintenance) has yielded the following history: Number of breakdowns 0 1 2 3 4 5 Number of years in which breakdowns occurred 5 3 1 4 6 2 a) The expected number of breakdowns per year with station employees performing maintenance = breakdowns per year (round your response to two decimal places).
The fire department has a number of failures with its oxygen masks and is evaluating the possibility of outsourcing preventive maintenance to the manufacturer. Because of the risk associated with a failure, the cost of each failure is estimated at $2,200. The current maintenance policy (with station employees performing maintenance) has yielded the following history: Number of breakdowns 0 1 2 3 4 5 Number of years in which breakdowns occurred 5 3 1 4 6 2 a) The expected number of breakdowns per year with station employees performing maintenance = breakdowns per year (round your response to two decimal places).
Practical Management Science
6th Edition
ISBN:9781337406659
Author:WINSTON, Wayne L.
Publisher:WINSTON, Wayne L.
Chapter2: Introduction To Spreadsheet Modeling
Section: Chapter Questions
Problem 20P: Julie James is opening a lemonade stand. She believes the fixed cost per week of running the stand...
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The fire department has a number of failures with its oxygen masks and is evaluating the possibility of outsourcing preventive maintenance to the manufacturer. Because of the risk associated with a failure, the cost of each failure is estimated at $2,200. The current maintenance policy (with station employees performing maintenance) has yielded the following history:
|
Number of breakdowns
|
0
|
1
|
2
|
3
|
4
|
5
|
|
Number of years in which breakdowns occurred
|
5
|
3
|
1
|
4
|
6
|
2
|
a) The expected number of breakdowns per year with station employees performing maintenance = breakdowns per year (round your response to two decimal places).
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