Showing Component Comparisons
A component comparison chart is useful when you want to show several parts that add up
to a whole. You can use this type of chart to show these concepts:
■ The market share of several competitors in a market
■ The cost breakdown of a product by subcomponent
■ The breakdown of time spent in a day
■ The relative size of five major customers and all other customers as a group
These are also all great concepts to show using a pie chart or a 100% stacked bar/column
chart. Unfortunately, pie charts are overused in business today. People try to use pie charts
to compare items that don’t add up to a whole. In Figure 4.6, for example, ...