Indisputable proof that NYC school closings based on statistically invalid metrics | Ga... - 0 views
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Jeff Bernstein on 28 Sep 11I knew that if I had enough patience the corporate reformers would eventually let slip some data which would prove, once and for all, how unscientific are the metrics they've been using to shut down schools. That day came earlier this week. I'll encourage anyone to recheck my calculations, just in case, but if I've found what I think I've found, it will be the 'death blow' to the New York City 'value-added' model they use to rate and close down schools.