A company has a policy of retiring company cars.This policy looks at a number of miles driven, purpose of trips, style of car, and other features.The distribution of the number of months in service for the fleet of cars is bell-shaped and has a mean of 53 months and a standard deviation of 8 months.Using the 68-95-99.7 rule, what is the approximate percentage of cars that remain in service between 61 and 69 months?

________%

Empirical Rule (also called 68-95-99.7 Rule) 34.1% 34.1% 2.1% 2.1% 13.6% 13.6% -3s -25 -1s mean +1s +2s +3s