Re: [R] lme error: Error in getGroups.data.frame(dataMix, groups)

2011-02-28 Thread John Sorkin
Dennis, Thank you, John John David Sorkin M.D., Ph.D. Chief, Biostatistics and Informatics University of Maryland School of Medicine Division of Gerontology Baltimore VA Medical Center 10 North Greene Street GRECC (BT/18/GR) Baltimore, MD 21201-1524 (Phone) 410-605-7119 (Fax) 410-605-7913 (Plea

Re: [R] lme error: Error in getGroups.data.frame(dataMix, groups)

2011-02-28 Thread Dennis Murphy
Hi: On Mon, Feb 28, 2011 at 8:42 AM, John Sorkin wrote: > R 2.10.0 > Windows XP > > I am trying to run lme. I receive the following error message: > My lme code is: > fitRandom <- lme(values ~ factor(subject), > data=withindata) > Where's the random factor? Perhaps you mean lme(values ~ 1, rand

[R] lme error: Error in getGroups.data.frame(dataMix, groups)

2011-02-28 Thread John Sorkin
R 2.10.0 Windows XP I am trying to run lme. I receive the following error message: My lme code is: fitRandom <- lme(values ~ factor(subject), data=withindata) Below I have printed the console output, and at the bottom of this message, I have printed my code. I hope someone can tell my what I a