Robert,

Are you trying to predict weight and height simultaneously?

Ryan

On Fri, May 21, 2010 at 3:45 AM, Robert Lundqvist <Robert.Lundqvist@nll.se>wrote:

> I have got this set of data where the goal is to build a glm model with > actual weight and height as dependent variables and questionnaire data > (stated weight and height, gender,...) as predictors. When the modelling is > done, I want to use another dataset with the same variables to make > predictions, using the model from the first step. Is there any neat way to > do such predictions? It could naturally be done by setting up a linear > combination using the coefficients from the modelling step in the new > dataset, but it seems a bit awkward. Any suggestions for a simpler solution? > A matrix approach should work, but it doesn't seem that easy to build the > needed matrices from the SPSS output. Am I missing something obvious here? > > Robert > ********************** > Robert Lundqvist > Norrbotten regional council > Lulea > Sweden >