On May 8, 2012, at 1:17 PM, Christopher Brooks wrote: > We found for both the midterm and the final that there were > statistically different marks for one of the clusters in particular - > the one where student habitually watched videos on a weekly basis. In > short, if you watch video every week, you will get a better mark. > Any controls, Chris, to make sure this was actually causal (and not just a correlation, i.e. "better" students both watch videos every week AND get better marks) ? I know you've talked in the past about incorporating data about performance in prereq courses to better control for this..in a quick scan of your paper I'm not seeing this, but I could be missing it. It would be so great to have solid data showing that lecture webcasts truly help!
Judy _______________________________________________ Community mailing list [email protected] http://lists.opencastproject.org/mailman/listinfo/community To unsubscribe please email [email protected] _______________________________________________
