Determine the following: a) Percent of failures =% (enter your response as a percentage rounded to one decimal place). b) Based on the given information, total hours = hours (enter your response as a whole number). c) MTBF at this time in testing = hours (round your response to the nearest whole number).

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...
icon
Related questions
Question

Hi, I need help solving this Operations Management question. Thank you!

A manufacturer of disk drives for notebook computers wants a MTBF of at least 50,000 hours. Recent test results for 12 units were two failures at 8,000 hours, two at 24,000 hours, and two more at 40,000 hours.
The remaining units were still running at 60,000 hours.
Determine the following:
a) Percent of failures =% (enter your response as a percentage rounded to one decimal place).
b) Based on the given information, total hours = hours (enter your response as a whole number).
c) MTBF at this time in testing = hours (round your response to the nearest whole number).
Transcribed Image Text:A manufacturer of disk drives for notebook computers wants a MTBF of at least 50,000 hours. Recent test results for 12 units were two failures at 8,000 hours, two at 24,000 hours, and two more at 40,000 hours. The remaining units were still running at 60,000 hours. Determine the following: a) Percent of failures =% (enter your response as a percentage rounded to one decimal place). b) Based on the given information, total hours = hours (enter your response as a whole number). c) MTBF at this time in testing = hours (round your response to the nearest whole number).
Expert Solution
steps

Step by step

Solved in 5 steps with 4 images

Blurred answer
Similar questions
Recommended textbooks for you
Practical Management Science
Practical Management Science
Operations Management
ISBN:
9781337406659
Author:
WINSTON, Wayne L.
Publisher:
Cengage,
Operations Management
Operations Management
Operations Management
ISBN:
9781259667473
Author:
William J Stevenson
Publisher:
McGraw-Hill Education
Operations and Supply Chain Management (Mcgraw-hi…
Operations and Supply Chain Management (Mcgraw-hi…
Operations Management
ISBN:
9781259666100
Author:
F. Robert Jacobs, Richard B Chase
Publisher:
McGraw-Hill Education
Business in Action
Business in Action
Operations Management
ISBN:
9780135198100
Author:
BOVEE
Publisher:
PEARSON CO
Purchasing and Supply Chain Management
Purchasing and Supply Chain Management
Operations Management
ISBN:
9781285869681
Author:
Robert M. Monczka, Robert B. Handfield, Larry C. Giunipero, James L. Patterson
Publisher:
Cengage Learning
Production and Operations Analysis, Seventh Editi…
Production and Operations Analysis, Seventh Editi…
Operations Management
ISBN:
9781478623069
Author:
Steven Nahmias, Tava Lennon Olsen
Publisher:
Waveland Press, Inc.