(All answers were generated using 1,000 trials and native Excel functionality.) 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 5,000 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 29,000 miles before the tire needs to be replaced. Specifically, for tires with a lifetime below 29,000 miles, Grear will refund a customer $1 per 100 miles short of 29,000. Construct a simulation model to answer the following questions. The data has been collected in the Microsoft Excel file below. Download the spreadsheet and perform the required analysis to answer the questions below. Generate trials on a new worksheet. X Download spreadsheet grear-6e7748.xlsx a. For each tire sold, what is the average cost of the promotion? Round your answer to the nearest cent. $ per tire b. What is the probability that Grear will refund more than $25 for a tire? Round your answer to one decimal percentage place. % Check My Work Reset Problem