Hi, Mao Jianfeng schrieb:
plot(c(min(myda$traits),max(myda$traits)),c(-0.03,0.5), xlab='State', ylab='ylab')
Here, you are plotting two data points: (min(myda$traits),-0.03) and (max(myda$traits),0.5). Try this:
> plot(c(min(myda$traits),max(myda$traits)),c(-0.03,0.5), xlab='State', > ylab='ylab',type='n') HTH, Stephan ______________________________________________ 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.