Most spreadsheet programs have features designed to help you create graphics from your data. These graphics can help you to illustrate the meaning of the numbers on the chart. They can also be used to stimulate interest, since graphs are often easier to read and understand than a bunch of numbers. Graphics can also be used to help make a point. A well - designed graph can do much to illustrate an idea. Graphs are commonly used in business and scientific settings to illuminate the meaning of spreadsheet data.