Well you logged the x and y values before plotting but did not log the lm(). I think this means you have plotted abline() off the scale.
I'm not sure how to fix it though. John Kane Kingston ON Canada > -----Original Message----- > From: hans_han...@gmx.de > Sent: Fri, 4 Oct 2013 07:16:49 -0700 (PDT) > To: r-help@r-project.org > Subject: [R] abline is not plotting > > Hello there, > > I have some data I want to plot together with a best-fit line. (see MWE > below) > The points from the first plot does appear as expected, but the abline > does > not appear, no matter what I change. I removed the log parameter before, > but > the abline is a very steep line around the origin. I really want to keep > the > logarithmic scale, plus a working abline. > > Can someone help me with that? What am I doing wrong? > > Thanks in advance, > Hans > > ############# > d = data.frame( x = c(154471 , 517423 , 704286 , 236117 , 10664898 , > 21887 , > 104994 , 794101 , 289567 , 74818 , 63920 , 251053 , 263583 , 84882 , > 55075 , > 741076 , 92000 , 137799 , 59856 , 184992 , 8292355), > y = c(624 , 1681 , 590 , 2073 , 12189 , 42 , 343 , 365 > , > 969 , 108 , 366 , 1664 , 738 , 420 , 318 , 1278 , 887 , 395 , 462 , 1376 > , > 17907) > ) > plot(d, log = "xy") > abline(lm(x ~ y, data = d)) > > > > -- > View this message in context: > http://r.789695.n4.nabble.com/abline-is-not-plotting-tp4677583.html > Sent from the R help mailing list archive at Nabble.com. > > ______________________________________________ > 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. ____________________________________________________________ FREE ONLINE PHOTOSHARING - Share your photos online with your friends and family! Visit http://www.inbox.com/photosharing to find out more! ______________________________________________ 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.