[R] Grouping and stacking bar plot for categorical variables

[David Winsemius]

On Jul 19, 2010, at 9:36 AM, Simon Kiss wrote:

> Hi all,
> I have a series of cateogiral variables that look just like this:
>
> welfare=sample(c("less", "same", "more"), 1000, replace=TRUE)
> education=sample(c("less", "same", "more"), 1000, replace=TRUE)
> defence=sample(c("less", "same", "more"), 1000, replace=TRUE)
> egp=sample(c("salariat", "routine non-manual", "self-employed,  
> farmers", "skilled labour, foremen", "unskilled labour", "social and  
> cultural specialists"), 1000, replace=TRUE)
>
> welfare, education and defence are responses to a series of  
> questions about whether or not the respondent supports, less, the  
> same or more spending on an issue.
>
> egp is a class category.
>
> What I would like is a barplot that is both stacked and grouped.   
> The x-axis categories should be the egp class category.  Within each  
> class category I would like a cluster of stacked bars that show the  
> distribution of spending support for each issue.
>
> Can anyone suggest something?

Learn to search:

RSiteSearch("stacked barchart")

Once you are there you can also ask for prior years' r-help searching  
which will provide a large number of worked examples since this has  
been a frequently asked (and answered) question.

-- 
David.

> Yours, Simon Kiss
>
> *********************************
> Simon J. Kiss, PhD
> SSHRC and DAAD Post-Doctoral Fellow
> John F. Kennedy Institute of North America Studies
> Free University of Berlin
> Lansstraße 7-9
> 14195 Berlin, Germany
> Cell: +49 (0)1525-300-2812,
> Web: http://www.jfki.fu-berlin.de/index.html
>
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> and provide commented, minimal, self-contained, reproducible code.

David Winsemius, MD
West Hartford, CT