Here are the shopping times (in minutes) for a sample of17 shoppers at a particular grocery store:26,23,44,41,38,35,31,28,25,22,43,31,31,27,27,27,24

Draw the frequency polygon for these data using an initial class boundary of21.5, an ending class boundary of46.5 and5 classes of equal width. Note that you can add or remove classes from the figure. Label each class with its midpoint.