Video Assessments: The Human Connection eLearners Need to Succeed

Anyone who has ever taught a class or managed training knows one thing: not all learners are stars in class. Some do well in training modules while others struggle. Some people test well and others don’t.

It’s easy to think that this is just the way learning is, but did you know that back in the ‘80s, a professor nearly solved the problem of how to make sure most learners did as well in class as the top 20 percent? He found that a combination of mastery learning and one-on-one tutoring raised learners’ performance significantly.

The findings were known as Bloom’s 2 Sigma Problem because that professor had improved student performance by a factor of two standard deviations, or 2 sigma. The problem? The solution wasn’t possible on a large scale at the time.

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