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Direct linkTorgerson, Carole J.; Torgerson, David J.; Birks, Yvonne F.; Porthouse, Jill – British Educational Research Journal, 2005
Health care and educational trials face similar methodological challenges. Methodological reviews of health care trials have shown that a significant proportion have methodological flaws. Whether or not educational trials have a similar proportion of poor-quality trials is unknown. The authors undertook a methodological comparison between health…
Descriptors: Intervals, Sample Size, Statistical Significance, Medical Research
