The following is the number of minutes to commute from home to work for a group of 25 automobile executives.

33 38 26 36 37 42 37 29 31 30 39 32 29 30 27 42 34 39 30 30 37 24 36 38 37

1- How many classes would you recommend?

2- What class interval would you suggest? (Round up your answer to the next whole number.)

3- Organize the data and plot a frequency distribution on a piece of paper. Comment on the shape of the frequency distribution.

A)It is not symmetric.

B)It is fairly symmetric, with most of the values between 24 and 42.

C) It is not very symmetric, but most of the values lie between 24 and 42.