The lifetime in miles for a certain brand of tire is normally distributed with a mean of
Fantastic news! We've Found the answer you've been seeking!
Question:
The lifetime in miles for a certain brand of tire is normally distributed with a mean of 22,000 miles and a standard deviation of 3,100 miles The tire manufacturer wants to offer a money-back guarantee so that no more than 3% of tires will qualify for a refund. What is the minimum number of miles the manufacturer should guarantee that the tires will last?
A). 25,007 miles
B). 27,828 miles
C). 15,800 miles
D). 16,172 miles
Related Book For
Statistics for Business and Economics
ISBN: 978-0132930192
8th edition
Authors: Paul Newbold, William Carlson, Betty Thorne
Posted Date: