Document

    The Times’ value-added methodology

    This pa­per de­scribes the meth­od which Richard Bud­din, a re­search­er hired by the Times, used to cal­cu­late teach­er ef­fect­ive­ness at rais­ing test scores.

    Pre­vi­ously, we pub­lished the pa­per for the ini­tial data­base re­lease.

    Published: May 7, 2011
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