Hi most probably testError has different range then testVar, but only you know if it is true.
What says str(testError) and str(testVar) HTH Petr On 30 Jan 2006 at 23:01, Michael wrote: Date sent: Mon, 30 Jan 2006 23:01:04 -0800 From: Michael <[EMAIL PROTECTED]> To: R-help@stat.math.ethz.ch Subject: [R] Sos! "Lines" doesn't add plots to an existing plot... > I am lost: > > > plot(testError, col="red") > > lines(testVar, col="black") > > Only one plot (the red one) appear on the Window, the black line did > not appear...what's wrong? > > Thanks a lot! > > [[alternative HTML version deleted]] > > ______________________________________________ > R-help@stat.math.ethz.ch mailing list > https://stat.ethz.ch/mailman/listinfo/r-help > PLEASE do read the posting guide! > http://www.R-project.org/posting-guide.html Petr Pikal [EMAIL PROTECTED] ______________________________________________ R-help@stat.math.ethz.ch mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html