Displaying 2 results from an estimated 2 matches for "sp12".
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sp1
2005 Jul 12
3
adding a factor column based on levels of another factor
...r in
the data frame.
e.g.
uniqueID species elev ht diam
1 1 sp2 3.5 1.3 55
2 2 sp2 4.2 0.5 15
3 3 sp3 3.2 1.0 13
4 4 sp65 2.2 2.0 14
5 5 sp43 5.4 5.7 20
6 6 sp2 2.5 4.1 32
7 7 sp12 1.1 0.9 5
8 8 sp3 3.4 3.6 2
I would like to add a factor column to this data frame, indicating to
which group each individual belongs. All individuals of the same species
will belong to the same group.
Is there a quick way of saying "for all instances of species1,...
2005 Jul 13
1
Name for factor's levels with contr.sum
Good morning,
I used in R contr.sum for the contrast in a lme model:
> options(contrasts=c("contr.sum","contr.poly"))
> Septo5.lme<-lme(Septo~Variete+DateSemi,Data4.Iso,random=~1|LieuDit)
> intervals(Septo5.lme)$fixed
lower est. upper
(Intercept) 17.0644033 23.106110 29.147816
Variete1 9.5819873 17.335324 25.088661
Variete2 -3.3794907 6.816101 17.011692
Variete3