Dear R-users,
I want to plot boxplots of a single variable collected a few times during
almost one year and I would like the x-axis to recognize the date-class of the
variable.
I found some topics in the archive but:
- some questions were poorly posed
(http://r.789695.n4.nabble.com/Boxplot-with-dates-td896401.html) and so with
no answer;
- others, only address the topic of have the date on the x-axes ordered
(http://r.789695.n4.nabble.com/Using-boxplot-in-a-daily-time-series-td843060.html#a843061);
- finally, another topic
(http://r.789695.n4.nabble.com/Boxplot-position-on-X-axis-relative-to-it-s-value-td2196020.html)is
quite close to what I need but it is not exactly the same.
I attached a simulated data.frame: it 2-column, the1-st are date and the 2-nd
is the variable.
Here the code I use:
pippo<- read.csv("pippo.csv")
pippo$date<- as.Date(pippo$date, format="%Y-%m-%d")
boxplot(V ~ date, data=pippo)
I would like that the x-axis look like in this plot
plot(V ~ date, data=pippo)
where the thick reproduce the right time of the year .
Thank you for your help
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