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Kromrey, Jeffrey D.; Rendina-Gobioff, Gianna – Educational and Psychological Measurement, 2006
The performance of methods for detecting publication bias in meta-analysis was evaluated using Monte Carlo methods. Four methods of bias detection were investigated: Begg's rank correlation, Egger's regression, funnel plot regression, and trim and fill. Five factors were included in the simulation design: number of primary studies in each…
Descriptors: Comparative Analysis, Meta Analysis, Monte Carlo Methods, Correlation