 | This is an essay. It contains the advice or opinions of one or more Wikipedia contributors. This page is not an encyclopedia article, nor is it one of Wikipedia's policies or guidelines, as it has not been thoroughly vetted by the community. Some essays represent widespread norms; others only represent minority viewpoints. |
 | This page in a nutshell: While some charts may contain accurate data, if not done to scale they may present readers with the wrong impression. |
So you have a chart or graph that you think will improve an article. But does the visual impression accurately reflect the underlying data?