The metafor Package

A Meta-Analysis Package for R

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faq [2021/11/05 09:40] – Wolfgang Viechtbauerfaq [2021/11/08 13:10] – Wolfgang Viechtbauer
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    vi <- runif(k, .01, 1)                   # simulate sampling variances    vi <- runif(k, .01, 1)                   # simulate sampling variances
    yi <- rnorm(k, 0, sqrt(vi))              # simulate effect sizes with heteroscedastic sampling variances    yi <- rnorm(k, 0, sqrt(vi))              # simulate effect sizes with heteroscedastic sampling variances
-   pval[i] <- rma(yi, vi, method="FE")$pval # fit model and store p-value+   pval[i] <- rma(yi, vi, method="EE")$pval # fit model and store p-value
 } }
 mean(pval <= .05)                           # compute empirical rejection rate (should be ~0.05) mean(pval <= .05)                           # compute empirical rejection rate (should be ~0.05)
faq.txt · Last modified: 2023/01/24 07:56 by Wolfgang Viechtbauer