Sunday, January 22, 2012

Facts Not What They Seem on Teacher Evaluation Study -- Strauss Corrects Rhee

Valarie Strauss responds in her Washington Post column to Michelle Rhee's inaccurate reference of a new study on use of value added student test scores in teacher evaluation. Evidently the shorthand sound bites used by Rhee grossly distort the actual study. Its amazing how tiny effects can be described in a way that makes them look big. Strauss teaches us all a lesson in this one about how not to read data. Here.

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