Question: Public transportation and automobile are two methods an employee can use to get to work each day. The travel times in minutes for a sample using each method are shown below:

Public Trans. 28 29 32 37 33 25 29 32 41 34

Automobile 29 31 33 32 34 30 31 32 35 33

a. Compute the mean travel time for each method.

b. Compute the standard deviation of the travel time for each method. . Which average value is more reliable based on your results. d. Develop a box plot for each method.