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heterogeneity
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The heterogeneity statistic I2 can be biased in small meta-analyses, von Hippel, 2015
Background Estimated effects vary across studies, partly because of random sampling error and partly because of heterogeneity. In meta-analysis, the fraction of variance that is due to heterogeneity is estimated by the statistic I2. We calculate the bias of I2, focusing on the situation where...- cassava7
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- heterogeneity statistical analysis statistics
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