CK-12-Basic Probability and Statistics Concepts - A Full Course

http://www.ck12.org Chapter 8. Organizing and Displaying Data for Comparison

Let’s look at an example ofdouble bar graphs.

Example A

Kerry-Sue is surveying a random sample of students to determine which sports they would like to have set up at the
end-of-year Safe Grad event. She collects the following data:

TABLE8.3:

Sports Girls Boys

Racquetball 6 3

Basketball 3 6

Volleyball 5 5

Swimming 7 8

Draw a double bar graph and help Kerry-Sue determine which 2 sports would be most equally-liked by both boys
and girls at the end-of-year Safe Grad event.

The double bar graph is as follows: