Type in school test scores and school poverty rates. Look for correlations. Before you release the story, double-check every fact and figure in it. Then go back and triple-check. If a single formula was typed in wrong the first time, it may mean every number in your entire package is wrong and so are your conclusions.
People tend to trust facts and figures that come from a computer.
This is dangerous. Computer information can be just as inaccurate as anything else you work with. You must treat it with the same skepticism and caution. Take your time with this first project. If you rush, you will make very public mistakes.