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Pre- and post-planned evaluations are complements not alternatives: A reply to Strasser and Deniston
Robert Apsler 《Evaluation and program planning》1978,1(3):209-210
Strasser and Deniston's own analysis shows that post-planned evaluations are unsuitable substitutes for pre-planned evaluations. When viewed as post-experimental interviews, however, post-planned evaluations can produce valuable information which complements traditional experimental and quasi-experimental evaluations. 相似文献
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