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32171
2010 Jan 04
1
metafor: using mixed models
Dear all,
I'm currently applying a mixed model approach to meta analysis using the
package metafor. I use the "model.matrix()" function to create dummy
variables. The option btt gives me the combined test for the dummies.
Problem is, I don't know which indices I have to use, and can't really
figure it out from the help file and the examples. I use following code :
X <-