visualising-data-course

4: Pick the simplest way

Pick the simplest way but do not oversimplify.

For example, dumbbell charts show the start and finish points and the size of the change but not the details of the travel over time.

Example

This dumbbell charts shows starting point and progress.

Source: To help schoolchildren in poor countries, reduce lead poisoning (economist.com)

Example

This stacked line chart has two categories only.

Source: Oil Spills - Our World in Data