Rekodi ya ushahidi wa mbinu

Double-blind Solomon four-group design

The double-blind Solomon four-group design combines Richard Solomon's classic four-group structure — which isolates pretest sensitization effects — with double-blind blinding, ensuring that neither participants nor outcome assessors know group assignments. This combination yields high internal validity by controlling simultaneously for testing effects, expectancy bias, and experimenter influence, making it one of the most rigorous true experimental designs available.

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Rekodi ya chanzo

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Double-blind Solomon Four-Group Experimental Design

Rekodi ya mbinu ya kiajenda · process-pipeline / experimental-design

Solomon, R. L. (1949). An extension of control group design. Psychological Bulletin, 46(2), 137–150. · DOI 10.1037/h0062958
Campbell, D. T., & Stanley, J. C. (1963). Experimental and Quasi-Experimental Designs for Research. Rand McNally. · ISBN 978-0395307878

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Taxonomic bucketControl Group Experimental Designmachine-suggested · Relational suggestion, not evidence.Taxonomic bucketFactorial Experimentmachine-suggested · Relational suggestion, not evidence.Taxonomic bucketPretest-Posttest Experimental Designmachine-suggested · Relational suggestion, not evidence.Used in the same domainRandomized Controlled Trialmachine-suggested · Relational suggestion, not evidence.Taxonomic bucketSolomon Four-Group Designmachine-suggested · Relational suggestion, not evidence.