Excel displays percentages of a whole using pie charts, also known as wedge charts of circle graphs. Businesses tend to rely on such charts. The diagrams appear cluttered when graphing many items ...

Video Transcript Why do we use maps, charts and graphs in writing? Graphs, charts and maps are very useful for presenting complicated information in a visual way that is easier to understand.

It's one thing to have data to demonstrate your point, it's another to communicate it effectively. Here are types of charts and graphs with explanations of when to use (and not use) each.