Bert Gunter <gunter.berton <at> gene.com> writes: > > Yes, I realize that it is more likely a misunderstanding on my part. > Suitable humility will be tendered if this is pointed out. > > The claimed "bug" is that predict.lm throws an error when the scale > argument is specified with interval = "conf" (and in some other > cases): > > > z <- lm(rnorm(10)~I(1:10)) > > > predict(z,int="conf",scale=1) > Error in predict.lm(z, int = "conf", scale = 1) : object 'w' not found > > R version 3.0.2 (2013-09-25) > Platform: i386-w64-mingw32/i386 (32-bit) > > Cheers, > Bert >
I do not see this (see below). Maybe traceback() or options(recover=browser) to get to the bottom?? > z <- lm(rnorm(10)~I(1:10)) > predict(z,int="conf",scale=1) fit lwr upr 1 0.02491723 -1.1270591 1.1768935 2 0.06402057 -0.9129873 1.0410284 3 0.10312392 -0.7185606 0.9248085 4 0.14222726 -0.5569958 0.8414504 5 0.18133060 -0.4477852 0.8104464 6 0.22043395 -0.4086818 0.8495497 7 0.25953729 -0.4396858 0.9587604 8 0.29864063 -0.5230439 1.1203252 9 0.33774398 -0.6392639 1.3147518 10 0.37684732 -0.7751290 1.5288236 > version _ platform x86_64-apple-darwin10.8.0 arch x86_64 os darwin10.8.0 system x86_64, darwin10.8.0 status major 3 minor 0.2 year 2013 month 09 day 25 svn rev 63987 language R version.string R version 3.0.2 (2013-09-25) nickname Frisbee Sailing > ______________________________________________ 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.