And if the y-axis starts with 0: Instead of ylim=c(1,2), you take ylim=c(0,2).
Thus barplot(x[,1], ylim=c(0,2)) Hopefully it is now correct. Kind
regards,Esra Atescelik
> Date: Mon, 7 May 2012 09:55:06 +0200
> From: stude...@gmail.com
> To: r-help@r-project.org
> Subject: [R] y-axis-problem (barplots)
>
> Hi everybody!
>
> I would like to plot a barplot, but, unfortunately, when I change the
> y-axis limits
> the bars do not start at 0 any more but get negative:
>
> #################################################
> # Data (just a short example):
>
> a<-c(1.61, 2.1)
> b<-c(1.5, 1.9)
> c<-c(1.85, 2.2)
> d<-c(1.63, 2.3)
>
> x<-rbind(a,b,c,d)
> colnames(x)<-c("var1","var2")
>
> # Problem:
>
> barplot(x[,1])
> barplot(x[,1], ylim=c(1,2)) # Bars do not start at 0
> #################################################
>
> Could anyone help me? Thank you!
>
> David
>
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>
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