I have more than three lines in one and I want to add a legend for each line
abline( m1, col = 'red' ) ablime( m2, col = 'blue' ) abline( m3, col = 'purple' ) How can I add a legend? . Is it also possible to increase the thickness of the lines? Thanks [[alternative HTML version deleted]] ______________________________________________ R-help@r-project.org mailing list 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.