Fearless Inc. has designed and tested 400 Super Sucker Vacuum Cleaner models. All of them were operated for 1,000 hours at Lubbock's Fearless test facility. Out of all the vacuums 2 of them failed during the test. One of them after 900 hours and the other after 500 hours. What is this product estimated Mean Time Between Failures?
Fearless Inc. has designed and tested 400 Super Sucker Vacuum Cleaner models. All of them were operated for 1,000 hours at Lubbock's Fearless test facility. Out of all the vacuums 2 of them failed during the test. One of them after 900 hours and the other after 500 hours. What is this product estimated Mean Time Between Failures?
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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Fearless Inc. has designed and tested 400 Super Sucker Vacuum Cleaner models. All of them were operated for 1,000 hours at Lubbock's Fearless test facility. Out of all the vacuums 2 of them failed during the test. One of them after 900 hours and the other after 500 hours.
What is this product estimated Mean Time Between Failures?
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