Evaluation of Evidence-Based Practices in Online Learning: A Meta-analysis and Review of Online Learning Studies

This report was one of the first major analyses of the effectiveness of online learning and remains one of the most influential. It “found that, on average, students in online learning conditions performed modestly better than those receiving face-to-face instruction. The difference between student outcomes for online and face-to-face classes… was larger in those studies contrasting conditions that blended elements of online and face-to-face instruction with conditions taught entirely face-to-face.