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68% of statistics 95% of statistics 99.7% of statistics A Mean Mean 1 st. 2 st. dev below 2 st dev above 3 st. dev below 3 st dev above dev below above A company has a policy of retiring company cars; this policy looks at 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 56 months and a standard deviation of 9 months. Using the empirical rule, what is the approximate percentage of cars that remain in service between 38 and 74 months? Do not enter the percent symbol. ans = % Mean 4 1 st. dev

68% of statistics 95% of statistics 99.7% of statistics A Mean Mean 1 st. 2 st. dev below 2 st dev above 3 st. dev below 3 st dev above dev below above A company has a policy of retiring company cars; this policy looks at 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 56 months and a standard deviation of 9 months. Using the empirical rule, what is the approximate percentage of cars that remain in service between 38 and 74 months? Do not enter the percent symbol. ans = % Mean 4 1 st. dev

MATLAB: An Introduction with Applications
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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68% of statistics Mean 95% of statistics 99.7% of statistics Mean Mean 1 st. 1 st. 3 st dev 2 st. dev below 2 st dev above 3 st. dev below dev above dev above below A company has a policy of retiring company cars; this policy looks at 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 56 months and a standard deviation of 9 months. Using the empirical rule, what is the approximate percentage of cars that remain in service between 38 and 74 months? Do not enter the percent symbol. ans = %
Transcribed Image Text:68% of statistics Mean 95% of statistics 99.7% of statistics Mean Mean 1 st. 1 st. 3 st dev 2 st. dev below 2 st dev above 3 st. dev below dev above dev above below A company has a policy of retiring company cars; this policy looks at 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 56 months and a standard deviation of 9 months. Using the empirical rule, what is the approximate percentage of cars that remain in service between 38 and 74 months? Do not enter the percent symbol. ans = %
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