This package enables the user to conduct a meta-analysis in a menu-driven, graphical user interface environment (e.g., SPSS). It uses recommended procedures as described in The Handbook of Research Synthesis and Meta-Analysis (Cooper, Hedges, & Valentine, 2009).
# Installing the RcmdrPlugin.MA package (at command prompt): install.packages(’RcmdrPlugin.MA’)
# Once this is installed, it can be loaded by running the command: library(RcmdrPlugin.MA)
# This should be done once per R session.