A basic bar chart's value axis provides the raw data value for each category. Instead, a relative-frequency bar chart shows each category's portion of the total data, typically as a percentage. The data total is first computed, then the percentage for each category is computed, and finally those percentages are drawn as a bar chart. PARTICIPATION ACTIVITY 1.4.4: Relative-frequency bar chart. Start Wal-Mart Stores Amazon Yum! Brands Kroger Company Relative frequency 4 Largest private employers in the U.S. (2017) Captions