Oats {pairwiseCI} | R Documentation |
The yield of three varieties of Oat was recorded in a field trial with 6 Blocks on 4 levels of nitrogen fertilization. Originally a split plot design, here simply for demonstration of pairwiseCI.
data(Oats)
A data frame with 72 observations on the following 4 variables.
Block
VI
< V
< III
< IV
< II
< I
Variety
Golden Rain
Marvellous
Victory
nitro
yield
See Oats(nlme).
data(Oats) boxplot(yield ~ nitro*Variety, data=Oats)