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Showing 1 to 1 of 1 for “"Leadership -- Study and teaching -- Evaluation."”.
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Comparing outcome measures derived from four research designs incorporating the retrospective pretest.
… internal validity of posttest-only control-group and pretest-posttest only designs. The purpose of this study was to compare outcome measures resulting from four research design implementations incorporating the retrospective pretest: (a) pre-post-then, (b) pre-post/then, (c) post-then, and (d) …