[R] Barplot - Can't figure it out

[Petr Pikal]

Hi

If I understand correctly

barplot(rbind(table(x), table(y)), beside=T)

does what you want.

Cheers
Petr



On 18 Feb 2005 at 7:51, T Petersen wrote:

> Almost. Catagories aren't stacked - I would like to see that x has 2
> instances of "1" while y has 1 instance of "1". What's more, there are
> now TWO distinct barplots - the left one shows x, while the right one
> shows y. I could live with that, but what I'd ideally want is to have
> x and y beside each other for EACH catagory - so for catagory "1" you
> could see taht there are more x's than y's (two x's versus one y). But
> thanks for the help
> 
> Mulholland, Tom wrote:
> 
> >barplot(matrix(c(x,y),ncol = 2),beside=T)
> >
> >Does this help 
> > 
> >?barplot notes
> >
> >height: either a vector or matrix of values describing the bars which
> >          make up the plot.  If 'height' is a vector, the plot
> >          consists of a sequence of rectangular bars with heights
> >          given by the values in the vector.  If 'height' is a matrix
> >          and 'beside' is 'FALSE' then each bar of the plot
> >          corresponds to a column of 'height', with the values in the
> >          column giving the heights of stacked "sub-bars" making up
> >          the bar.  If 'height' is a matrix and 'beside' is 'TRUE',
> >          then the values in each column are juxtaposed rather than
> >          stacked.
> >
> >
> >  
> >
> >>-----Original Message-----
> >>From: T Petersen [mailto:Terji78 at yahoo.com]
> >>Sent: Friday, 18 February 2005 1:35 PM
> >>To: Kevin Wang
> >>Cc: r-help at stat.math.ethz.ch
> >>Subject: Re: [R] Barplot - Can't figure it out
> >>
> >>
> >>Ups, it should of course be barplot() in my mail, not boxplot:-)
> >>
> >>Kevin Wang wrote:
> >>
> >>    
> >>
> >>>Hi,
> >>>
> >>>T Petersen wrote:
> >>>
> >>>      
> >>>
> >>>>Hi,
> >>>>
> >>>>I have two catagorical vectors like this;
> >>>>
> >>>>x = c(1, 2, 4, 2, 1)
> >>>>y = c(2, 4, 2 ,4, 1)
> >>>>
> >>>>I want to set up a barplot with the catagories 1-4 
> >>>>        
> >>>>
> >>horizontally  and 
> >>    
> >>
> >>>>number of occurances vertically for each vector x,y. I've tried
> >>>>
> >>>>boxplot(table(x,y), beside=T)
> >>>>
> >>>>and
> >>>>
> >>>>boxplot(c(x,y), beside=T)
> >>>>        
> >>>>
> >>>Have you tried barplot(), instead of boxplot()???
> >>>
> >>>Cheers,
> >>>
> >>>Kev
> >>>
> >>>      
> >>>
> >>______________________________________________
> >>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
> >>
> >>    
> >>
> >
> >______________________________________________
> >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
> >
> >  
> >
> 
> ______________________________________________
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Petr Pikal
petr.pikal at precheza.cz