1 year. How long should the company warrant its computers if the company wishes less than 2.28% of its computers to fail during the warranty period?

A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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The Bell company manufactures laptop computers. A study indicates that the life span of
the computers is normally distributed, with a mean of 4 years and a standard deviation of
1 year. How long should the company warrant its computers if the company wishes less
than 2.28% of its computers to fail during the warranty period?
Select one:
О А. 4 years
О В. 2 уears
о С. Зуеaгs
O D. 1year
Transcribed Image Text:The Bell company manufactures laptop computers. A study indicates that the life span of the computers is normally distributed, with a mean of 4 years and a standard deviation of 1 year. How long should the company warrant its computers if the company wishes less than 2.28% of its computers to fail during the warranty period? Select one: О А. 4 years О В. 2 уears о С. Зуеaгs O D. 1year
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