0.93 0.93 (a) 0.95 0.95 0.95 (b) 0.90 0.90 0.95 0.95 0.95 (c) 0.90 0.90 0.90 0.90 0.90 0.90 (d)

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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Question

Examine the systems given below. Which system is more
reliable, a or b? c or d? Now calculate the reliability of each
system. Were your perceptions correct?If it costs $1000 for each 90% reliable component, $1500
for each 93% component, $2000 for each 95% reliable
component, and $10,000 to replace a failed system, which
system would you choose, a or b? c or d?

0.93
0.93
(a)
0.95
0.95
0.95
(b)
0.90
0.90
0.95
0.95
0.95
(c)
0.90
0.90
0.90
0.90
0.90
0.90
(d)
Transcribed Image Text:0.93 0.93 (a) 0.95 0.95 0.95 (b) 0.90 0.90 0.95 0.95 0.95 (c) 0.90 0.90 0.90 0.90 0.90 0.90 (d)
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