> You can use the "offset" function as part of a formula in "lm" (and > other model fitting functions) to set a specific slope or set of > slopes. Using this up front will give you the correct residuals, > standard errors, etc. This is better than trying to modify a fitted > regression object.
Great, I'll try that out. Thanks. Collin. > > On Tue, Nov 12, 2013 at 9:33 AM, <coll...@pitt.edu> wrote: > > Greetings, I'm working on a project where I want to hand-tailor an lm. > > Specifically I want to construct an lm with an existing formula and then > > hand tailor the coefficients myself. Is there an established method for > > that other than manipulating the $coefficients values? > > > > Thank you, > > Collin. > > > > ______________________________________________ > > 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. > > > > -- > Gregory (Greg) L. Snow Ph.D. > 538...@gmail.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.