Question
The top-selling Red and Voss tire is rated 70000 miles, which means nothing. In fact, the distance the tires can run until wear-out is a
The top-selling Red and Voss tire is rated 70000 miles, which means nothing. In fact, the distance the tires can run until wear-out is a normally distributed random variable with a mean of 80000 miles and a standard deviation of 4000 miles.
A. What is the probability that the tire wears out before 70000 miles?
Probability =
B. What is the probability that a tire lasts more than 90000 miles?
Probability =
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Quantitative Analysis For Management
Authors: Barry Render, Ralph M. Stair, Michael E. Hanna
11th Edition
9780132997621, 132149117, 132997622, 978-0132149112
