I use a 32 bit machine. For those using 64 bit machines, what is the .Machine$double.xmin for for machines?
regards. Stephen. ----- Original Message ----- From: Achim Zeileis <[EMAIL PROTECTED]> Date: Tuesday, July 12, 2005 10:51 am Subject: Re: [R] exact values for p-values - more information. > On Tue, 12 Jul 2005, S.O. Nyangoma wrote: > > > > If they have the same degrees of freedom, use the test statistic > > > and not > > > the p value for comparing them. > > > Z > > > > I appretiate your input to this discussion. Do you know of a > reference> to your statement above? > > ?? Any basic statistics book? Distribution functions tend to be > monotonous. > > > I had actually used the test-statistic which in my case is r- squared > > to compare them. This is in my view was adequate but I also > think it > > is more convincing to say something about the p-values > > Not really `more' convincing, it's all pretty equivalent when the > numberof estimated parameters is the same. You can also compare > the fitted > models via their associated residual sum of squares which I would find > most intuitive because that is the objective function you are > trying to > minimize via OLS. > Z > > > (difficulties > > in computing them, and hence the rationale of solely using the > test- > > stat). > > > > regards. Stephen. > > > > > > > ______________________________________________ [email protected] mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html
