PBGrading Pitfalls | noreply@blogger.com (Curmudgeon)

Two of the selling points of Proficiency-Based Education are the elimination of the “False Accuracy” of percentages and the averaging of things that have nothing to do with each other.

We will score a test on Quadratics as 90%, score a test on rational functions as a 40% and then average those two scores to a 65%. Throw in a couple missing homework assignments and it’s a failure. Add a bunch of homeworks handed in (100% each, weighted average), another test on square roots (80%), “Participation points” for having a pencil every day and not being an asshole, and some “extra credit” for a…

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