[R] confusion matrix in randomForest

I have a question on the output generated by randomForest in classification mode, specifically, the confusion matrix. The confusion matrix lists the various classes and how the forest classified each one, plus the classification error. Are these numbers essentially averages over all the trees

[R] Another failed attempt to install an R package in Ubuntu

direction on how to correctly install this package, I'd very much appreciate it. Thank you, Miklos Kiss install.packages() --- Please select a CRAN mirror for use in this session --- Loading Tcl/Tk interface ... done Warning in install.packages() : argument 'lib' is missing: using '/home/mik/R