Media type: Book Title: Randomized experiments for planning and evaluation : a practical guide Contributor: Boruch, Robert F. [Author] imprint: Thousand Oaks, Calif. [u.a.]: SAGE, 1997 Published in: Applied social research methods series ; 44 Extent: 265 S.; Ill Language: English ISBN: 0803935099; 0803935102 RVK notation: CM 3300 : Evaluation Keywords: Evaluationsforschung Evaluationsforschung > Experiment > Randomisierung Origination: Footnote: Includes bibliographical references (p. 236-250) and indexes