# The metafor Package

A Meta-Analysis Package for R

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analyses:raudenbush2009

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 analyses:raudenbush2009 [2020/06/26 06:50]Wolfgang Viechtbauer analyses:raudenbush2009 [2020/06/26 06:51] (current)Wolfgang Viechtbauer Both sides previous revision Previous revision 2020/06/26 06:51 Wolfgang Viechtbauer 2020/06/26 06:50 Wolfgang Viechtbauer 2019/05/15 19:14 external edit 2020/06/26 06:51 Wolfgang Viechtbauer 2020/06/26 06:50 Wolfgang Viechtbauer 2019/05/15 19:14 external edit Line 89: Line 89: Again, these are the same results reported in Table 16.2 (p. 301). In particular, $\hat{\tau}^2 = .019$, $\hat{\mu} = .084$, $SE[\hat{\mu}] = .052$, and $z = 1.62$ for the test $H_0: \mu = 0$. Again, these are the same results reported in Table 16.2 (p. 301). In particular, $\hat{\tau}^2 = .019$, $\hat{\mu} = .084$, $SE[\hat{\mu}] = .052$, and $z = 1.62$ for the test $H_0: \mu = 0$. - ==== Credibility/​Prediction Interval ==== + ==== Prediction Interval ==== Raudenbush (2009) also reports the results from a 95% prediction interval (or "​plausible value interval"​),​ which can be obtained with $\hat{\mu} \pm 1.96 \hat{\tau}$. Such an interval can be obtained with: Raudenbush (2009) also reports the results from a 95% prediction interval (or "​plausible value interval"​),​ which can be obtained with $\hat{\mu} \pm 1.96 \hat{\tau}$. Such an interval can be obtained with: