Before you set out to evaluate a source and decide if it's useful for your research needs, you need to know what kind of source you have. Knowing more about your source can help you evaluate it. Is it a popular source like a newspaper article written by a journalist? Or is it a scholarly source with original research that was written and reviewed by experts?
Once you've identified what kind of information you have, you're ready to evaluate it. All information should be evaluated, even scholarly sources. Just because you have a scholarly source doesn't mean it's the right one for your information need!
There are many ways to evaluate a source. You should use what works best for you and the type of source you have. Here are three examples of how to evaluate a source.
Uses: online formats, popular sources
SIFT stands for Stop, Investigate the Source, Find Better Coverage, and Trace Back to the Original Source. It's a series of steps you'll take to learn more about the source by going outside the source to evaluate it.
Think about the following as you investigate the source to help you determine if it's trustworthy:
Evaluating the source itself is a good start, but it only gives us a narrow view of it. It's important to look beyond the source to get the full picture.
Uses: Print formats; scholarly or formal sources (print or online) like journal articles, books, or reports.
The CRAAP test is an acronym and uses the following criteria to evaluate a source:
Similar to the CRAAP test, this rubric created by the MCC Library provides a checklist of criteria to evaluate your source. SCARAB is an acronym that stands for Substance, Currency, Authority, Relevance, Accuracy, and Bias.