Graphs are very important for pictorial representation of data. Normally there aren't many websites that offer free graph making. However, here is a link that will help you out.
nces.ed.gov
Or if you want to put in your own effort, you can make use of the guidelines for graph making at the link below:
misterguch.brinkster.net
nces.ed.gov
Or if you want to put in your own effort, you can make use of the guidelines for graph making at the link below:
misterguch.brinkster.net