Mathematics, 01.03.2021 21:50, louistwdg

The average travel time to work for a person living and working in Kokomo, Indiana is 17 minutes. Suppose the standard deviation of travel time to work is 4.5 minutes and the distribution of travel time is approximately normally distributed. Suppose that it is reported in the news that 12% of the people living and working in Kokomo feel that their commute is too long. What is the travel time to work that separates the top 12% of people with the longest travel times and the lower 88%? a. 26.0 minutes
b. 22.3 minutes
c. 18.1 minutes
d. None of these

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The average travel time to work for a person living and working in Kokomo, Indiana is 17 minutes. Su...