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A meta-analyst can choose between a ‘fixed effect’ model and a ‘random effects’ model. In the ‘fixed effect’ model it is assumed that...

In Meta-Essentials, the larger, green, interval around the combined effect size on the bottom row of the forest plot is the prediction interval...

As suggested in the section 'confidence interval: hypothesis testing', the combined effect size (and its confidence interval) is not a useful outcome...

The confidence interval of the combined effect size in Figure 1 does not include zero, i.e., in case of a confidence level of 95% the p-value is smaller than...

Both partial and semi-partial correlations are used to compare results of studies that have used different regression models...