Gabor, Let me change newdata since it's confusing. Suppose I want to predict, year 1990, and quarter 2. > newdata <- data.frame(c(1990, 1, 0, 0)
Since Q1 is a baseline, we will only see Q2, Q3, Q4. So, 4 parameters in total. Mike On Sun, Feb 23, 2014 at 7:13 PM, Gabor Grothendieck <ggrothendi...@gmail.com > wrote: > On Sun, Feb 23, 2014 at 6:56 PM, C W <tmrs...@gmail.com> wrote: > > Gabor, > > I want the new data to be this, > > newdata <- data.frame(c(1, 0, 0, 0)) > > > > Its not clear what this means. There are two input variables so we > must specify two inputs. > For example, this would get the prediction for t=1 and for level 1 of > q which is a > factor with the levels 1:4 : > > predict(model, list(t = 1, q = factor(1, 1:4)) > > > -- > Statistics & Software Consulting > GKX Group, GKX Associates Inc. > tel: 1-877-GKX-GROUP > email: ggrothendieck at gmail.com > [[alternative HTML version deleted]] ______________________________________________ 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.