.@SenatorSmucker Why are teachers told to differentiate their teaching, then judged by a standardized assessment? #TBATs .@BadassTeachersA
The Science Of Grading Teachers Gets High Markshttp://fivethirtyeight.com/features/the-science-of-grading-teachers-gets-high-marks/ …
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@SenatorSmucker Chetty "research" is not credible, and even a non-scientist can see why http://curmudgucation.blogspot.com/2015/03/raj-chetty-for-dummies.html …Thanks. Twitter will use this to make your timeline better. UndoUndo
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@SenatorSmucker A rebuttal to this poorly researched piece!http://vamboozled.com/economists-declare-victory-for-vams/ …Thanks. Twitter will use this to make your timeline better. UndoUndo
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@SenatorSmucker@palan57@PennBat With all due respect, Senator Smucker, VAM is a SHAM!! ASA statement: LARGE errors.
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@SenatorSmucker ETS found that there was very little consistency with VAM https://www.ets.org/s/pdf/23497_Angoff%20Report-web.pdf …Thanks. Twitter will use this to make your timeline better. UndoUndo
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