[R] Annotate question

Rui Barradas ru|pb@rr@d@@ @end|ng |rom @@po@pt
Wed Feb 19 22:35:52 CET 2020


If groups are factors, pass the level you want to annotate.
This works, note the 'x' value:

ggplot(iris, aes(Species, Petal.Length)) +
   geom_boxplot() +
   annotate(geom = "text", x = "versicolor", y = 6, label = "16 u")

Hope this helps,

Rui Barradas

Às 20:26 de 19/02/20, Thomas Subia escreveu:
> Colleagues,
> To add an annotation using ggplot, I've used annotate("text",x=17,y=2130,label="16 u").
> However, this does not work when trying to annotate box plots by groups since groups are factors.
> Any advice would be appreciated.
> Thomas Subia
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