The Dean of Planning and Information Services at your school conducts a survey by distributing it to students as they leave the cafeteria. The completed surveys are supposed to be mailed, and each student is given an addressed envelope without a postage stamp.

Which is an accurate comparison of the two data sets? the commute to work is typically shorter and more consistent than the commute home. the commute to work is typically shorter but less consistent than the commute home. the commute to work is typically longer and less consistent than the commute home. the commute to work is typically longer but more consistent than the commute home.