Credible sources are generally understood to be accurate and reliable sources of information, free from unfair bias. See the evaluation criteria below for help with determining credibility.
A biased source is one in which the creator has a view of the issue at hand that had an effect on how they created the source. From the synonyms above, you can see that this can be to a small or large degree. Everyone has biases, and someone with a bias can still write a worthwhile source, but it is up to you to consider how much of a bias is present. Be aware of the biases inherent when an organization has a legislative agenda or is trying to sell something.
Use the criteria below to help you evaluate a source. As you do, remember: