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Journal Article

Rejoinder: Yes, Control Groups Are Essential in Program Evaluation: A Response to Pogrow

Robert E. Slavin
Educational Researcher
Vol. 28, No. 3 (Apr., 1999), pp. 36-38
Stable URL: http://www.jstor.org/stable/1177256
Page Count: 3
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Rejoinder: Yes, Control Groups Are Essential in Program Evaluation: A Response to Pogrow
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