3.* Public transportation and the automobile are two methods an employee can use to get to...

3.* Public transportation and the automobile are two methods an employee can use to get to work each day. Samples of times recorded for each method are shown. Times are in minutes.

Public Transportation: 18 15 13 20 22 17 11 14 3 16

Automobile: 12 24 19 21 19 25 23 9 17 10

a) Compute the sample mean time to get to work for each method.

b) Compute the sample standard deviation for each method.

c) On the basis of your results from a) and b), which method of transportation should be preferred? Please explain.

Expert Solution

milcah answered 2 years ago

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