Genetics {SASmixed} | R Documentation |
The Genetics
data frame has 60 rows and 4 columns.
This data frame contains the following columns:
1
to 4
1
to 3
1
to 5
Littel, R. C., Milliken, G. A., Stroup, W. W., and Wolfinger, R. D. (1996), SAS System for Mixed Models, SAS Institute (Data Set 4.5).
options(contrasts = c(unordered = "contr.SAS", ordered = "contr.poly")) str(Genetics) Genetics$LocFam <- with(Genetics, Location:Family) Genetics$LocBloc <- with(Genetics, Location:Block) ## Not run: (fm1Gen <- lmer(Yield ~ 1 + (1|LocBloc) + (1|LocFam) + (1|Location), Genetics)) (fm2Gen <- lmer(Yield ~ Family + (1|LocBloc) + (1|LocFam) + (1|Location), Genetics)) ## End(Not run)