[R] barplot help needed

[Jacques VESLOT]

thought sd1, sd2... were scalars but if not just do:
etype <- c(sd1, sd2, sd3, sd4)
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Jacques VESLOT

CNRS UMR 8090
I.B.L (2ème étage)
1 rue du Professeur Calmette
B.P. 245
59019 Lille Cedex

Tel : 33 (0)3.20.87.10.44
Fax : 33 (0)3.20.87.10.31

http://www-good.ibl.fr
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Antje a écrit :
> Thank you very much for your help.
> I just don't understand the following line (which also gives me a 
> dimension error later in the arrows command)
> 
> etype <- rep(c(sd1, sd2, sd3, sd4), length(data1))
> 
> Antje
> 
> (I don't see my emails to the mailinglist anymore... just the answers 
> from other people... I don't understand???)
> 
> 
> Jacques VESLOT schrieb:
> 
>>tab <- do.call(rbind, list(data1, data2, data3, data4))
>>etype <- rep(c(sd1, sd2, sd3, sd4), length(data1))
>>b <- barplot(tab, beside=T)
>>arrows(unlist(b), unlist(tab) - etype, unlist(b),  unlist(tab) + etype, 
>>code=3)
>>-------------------------------------------------------------------
>>Jacques VESLOT
>>
>>CNRS UMR 8090
>>I.B.L (2ème étage)
>>1 rue du Professeur Calmette
>>B.P. 245
>>59019 Lille Cedex
>>
>>Tel : 33 (0)3.20.87.10.44
>>Fax : 33 (0)3.20.87.10.31
>>
>>http://www-good.ibl.fr
>>-------------------------------------------------------------------
>>
>>Antje a écrit :
>>
>>>hello,
>>>
>>>I would like to create the following barplot:
>>>
>>>I have 4 different data sets (same length + stddev for each data point)
>>>
>>>data1
>>>sd1
>>>data2
>>>sd2
>>>data3
>>>sd3
>>>data4
>>>sd4
>>>
>>>now, I'd like to plot in the following way:
>>>
>>>data1[1],data2[1],data3[1],data4[1] with it's sd-values side-by-side 
>>>at one x-axis label (named "position 1") and each bar in different 
>>>colors.
>>>
>>>data1[2],data2[2],data3[2],data4[2] at the next x-axis label (named 
>>>"position 2") with the same color scheme
>>>
>>>and so on over the whole length.
>>>
>>>I managed to plot one set in the following way:
>>>
>>>par(mai=c(1.5,1,1,0.6))
>>>plotInfo <- barplot(data1, las=2, ylim = c(0,plotMax+1), ylab = 
>>>"Percentage")
>>>arrows(plotInfo,data1,plotInfo,  data1 + sd1, length=0.1, angle=90)
>>>arrows(plotInfo,data1,plotInfo,  data1 - sd1, length=0.1, angle=90)
>>>
>>>could anybody give me a help on this?
>>>
>>>Antje
>>>
>>>______________________________________________
>>>R-help at stat.math.ethz.ch mailing list
>>>https://stat.ethz.ch/mailman/listinfo/r-help
>>>PLEASE do read the posting guide 
>>>http://www.R-project.org/posting-guide.html
>>>and provide commented, minimal, self-contained, reproducible code.
>>>
>>
> 
> ______________________________________________
> R-help at stat.math.ethz.ch mailing list
> https://stat.ethz.ch/mailman/listinfo/r-help
> PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
> and provide commented, minimal, self-contained, reproducible code.
>