R help - May 2012 - y-axis-problem (barplots)

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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: studerov@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
> 
> 	[[alternative HTML version deleted]]
> 
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On 07-05-2012, at 09:55, David Studer wrote:
> 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!
Does this do what you want

barplot(x[,1], ylim=c(1,3), offset=1)


Berend