Test Your Knowledge

Test your knowledge of the design principles we discussed thus far, including chart type, color, text and labels, and readability. Take a look at the chart below and identify areas for improvement based on the design principles.

If you selected all of the options, you are correct.

The pie chart could be improved in the following areas:

• Chart type: A bar chart could better show this information.
• Color: The colors contrast needs improvement. Use the same color for each category and add white space between the wedges. When changing it to a bar chart, keep the bars the same color.
• Text and labels: Pie wedges could be directly labeled and the legend omitted. When changing the pie chart to a bar chart, the bars should be directly labeled.
• Readability: Omit italicized front from chart title.
• Readability: Change font face from a serif font to a sans-serif font such as Arial

Challenge yourself and fix the chart. Download the chart to get started.

Compare your revised chart with the solution. Download the solution.