Dear colleagues,
For Tukey, I tried to load the function with library(multcomp) but again a message says: Error in library(multcomp) : any package called ‘multcomp’ has been found Thanks for ur help, Xavier ______________________________________________ R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.