This is a bug in Design which has already been reported to this list. Please report bugs to the corresponding package maintainers directly.
Uwe Ligges Tao Shi wrote: > Hi List, > > I don't understand why 'lrm' doesn't recognize the '~.' formula. I'm pretty > sure it was working before. Please see below: > > I'm using R2.3.0, WinXP, Design 2.0-12 > > thanks, > ...Tao > >> dat <- data.frame(y=factor(rep(1:2,each=50)), x1=rnorm(100), x2=rnorm(100), >> x3=rnorm(100)) >> lrm(y~., data=dat, x=T, y=T) > Error in terms.formula(formula, specials = "strat") : > '.' in formula and no 'data' argument >> lrm(y~x1+x2+x3, data=dat, x=T, y=T) > > Logistic Regression Model > > lrm(formula = y ~ x1 + x2 + x3, data = dat, x = T, y = T) > > > Frequencies of Responses > 1 2 > 50 50 > > Obs Max Deriv Model L.R. d.f. P C Dxy > Gamma > 100 1e-08 3.61 3 0.3066 0.594 0.187 > 0.188 > Tau-a R2 Brier > 0.095 0.047 0.241 > > Coef S.E. Wald Z P > Intercept -0.05224 0.2071 -0.25 0.8009 > x1 -0.30699 0.1952 -1.57 0.1159 > x2 0.08093 0.2171 0.37 0.7093 > x3 0.21450 0.2247 0.95 0.3398 > > ______________________________________________ > [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 > and provide commented, minimal, self-contained, reproducible code. ______________________________________________ [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 and provide commented, minimal, self-contained, reproducible code.
