Question
The toasters produced by a company have a normally distributed life span with a mean of 5.8 years and a standard deviation of 0.9 years,
The toasters produced by a company have a normally distributed life span with a mean of 5.8 years and a standard deviation of 0.9 years, what warranty should be provided so that the company is replacing at most 3% of their toasters sold?
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Complete Business Statistics
Authors: Amir Aczel, Jayavel Sounderpandian
7th Edition
9780071077903, 73373605, 71077901, 9780073373607, 77239695, 978-0077239695
