[R] R-analogue to the estimate and lsmeans statements in SAS

2004-01-04 Thread Søren Højsgaard
Dear all, In connection with a stats course where we want to use R, I am trying to find out if there are analogues to the ESTIMATE and LSMEANS ("population" means) statements in SAS (in proc glm, proc genmod and proc mixed). The students are agronomists, vets and that sort of people, and most of

Re: [R] R analogue

2003-01-20 Thread ripley
On Mon, 20 Jan 2003, Vumani Dlamini wrote: > Is there any R analogue for the S+ function "na.gam.replace". No, for it is tailored for use by S's gam. Some of the things it does are positively undesirable! It uses mean imputation for continuous variables, but for factors it makes NA into anothe

[R] R analogue

2003-01-20 Thread Vumani Dlamini
Dear R users: Is there any R analogue for the S+ function "na.gam.replace". I would like to make an interaction of a categorical and smooth continuous covariate. Thanks. Vumani Dlamini Central Statistical Office Swaziland __ [EMAIL PROTECTED] mail