immer {MASS} | R Documentation |
The immer
data frame has 30 rows and 4 columns. Five varieties of
barley were grown in six locations in each of 1931 and
1932.
Loc |
The location. |
Var |
The variety of barley ("manchuria" , "svansota" , "velvet" ,
"trebi" and "peatland" ).
|
Y1 |
Yield in 1931 |
Y2 |
Yield in 1932 |
This data frame contains the following columns:
Immer, F.R., Hayes, H.D. and LeRoy Powers (1934) Statistical determination of barley varietal adaptation. Journal of the American Society for Agronomy 26, 403-407.
Fisher, R.A. (1947) The Design of Experiments. 4th edition. Edinburgh: Oliver and Boyd.
data(immer) immer.aov <- aov(cbind(Y1,Y2) ~ Loc + Var, data=immer) summary(immer.aov) immer.aov <- aov((Y1+Y2)/2 ~ Var + Loc, data=immer) summary(immer.aov) model.tables(immer.aov, type="means", se=TRUE, cterms="Var")