Grear Tire Company has produced a new tire with an estimated mean lifetime mileage of 36,500 miles, Management also believes that the standard deviation is 5000 miles and that tire mileage is normally distributed. To promote the new tire, Grear has offered to refund some money if the tire fails to reach 30,000 miles before the tire needs to be replaced. Specifically, for tires with a lifetime below 30,000 miles, Grear will refund a customer $1 per 100 miles short of 30,000 a. For each tire sold, what is the expected cost of the promotion? If required, round your answer to two decimal places. b. What is the probability that Grear will refund more than $50 for a tire? If required, round your answer to three decimal places. c. What mileage should Grear set the promotion claim if it wants the expected cost to be $2.007 If required, round your answer to the hundreds place. miles
Grear Tire Company has produced a new tire with an estimated mean lifetime mileage of 36,500 miles, Management also believes that the standard deviation is 5000 miles and that tire mileage is normally distributed. To promote the new tire, Grear has offered to refund some money if the tire fails to reach 30,000 miles before the tire needs to be replaced. Specifically, for tires with a lifetime below 30,000 miles, Grear will refund a customer $1 per 100 miles short of 30,000 a. For each tire sold, what is the expected cost of the promotion? If required, round your answer to two decimal places. b. What is the probability that Grear will refund more than $50 for a tire? If required, round your answer to three decimal places. c. What mileage should Grear set the promotion claim if it wants the expected cost to be $2.007 If required, round your answer to the hundreds place. miles
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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