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Results tagged with weights
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user 169706
"Weights" may refer to: (1) observation weights that come from sample surveys -- consider tagging "survey-sampling"; (2) Monte Carlo sample weights that arise when sampling from intractable distributions -- consider tagging "weighted-sampling"; (3) variable weights in statistical or machine learning models such as regression, factor analysis, or learning networks -- consider tagging with that specific model. Other odd uses of weights go here.
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Using sample sizes when combining z-scores
What is the theoretical justification for using the square root of the sample size as the weight when combining z-scores in a meta-analysis?
Is this because the variance of the z-score is proportional …
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