Time to Regain ISP Number of Failures Service Xceptional 12 2 minutes Yourizon 4 4 minutes Zelltell 3 10 minutes
Time to Regain ISP Number of Failures Service Xceptional 12 2 minutes Yourizon 4 4 minutes Zelltell 3 10 minutes
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
Derek is disappointed in his high-speed Internet service.
Although the Internet is seldom down, it kicks into slow
mode quite often, which Derek considers to be a failure.
He has tried three service providers with varying degrees
of success. The number of failures in a typical eight-hour
day and the average time to regain high-speed service are
shown below. Derek must choose one of the following
options. Calculate the system availability for each option.
Which service would you recommend?

Transcribed Image Text:Time to Regain
ISP
Number of Failures
Service
Xceptional
12
2 minutes
Yourizon
4
4 minutes
Zelltell
3
10 minutes
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