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Topic: Pie charts with labels AND percentages?
Replies: 3   Last Post: Oct 13, 2009 2:44 PM

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Outspan

Posts: 17
Registered: 7/14/09
Re: Pie charts with labels AND percentages?
Posted: Oct 13, 2009 10:19 AM
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On Oct 13, 3:57 pm, "the cyclist" <thecyclist
+mathworks_newsgr...@gmail.com> wrote:
> Outspan <borghibor...@gmail.com> wrote in message <b0b603f2-a5dc-429e-96df-28cbb80dc...@v36g2000yqv.googlegroups.com>...
> > Hi all,
>
> > just a quick question: I'd like to create an exploded pie chart
> > containing both a text label and the percentages for each slice. The
> > following:

>
> > >> pie(symbols/n, ones(1, 8), {'EURUSD', 'USDJPY', 'EURGBP', 'AUDUSD', 'USDCHF', 'GBPUSD', 'EURJPY', 'Other'});
>
> > only prints the text labels, though. Do I have to calculate the
> > percentages manually and sprintf() them into the text labels? The pie
> > () help is rather short and I couldn't find an option to display both
> > text labels and percentages.

>
> > Thanks!
>
> I do not know the answer to your question, but I instead offer you a quote from Edward Tufte's _The Visual Display of Quantitative Information_:
>
> " Given their low data-density and failure to order numbers along a visual dimension, pie charts should never be used."


Thanks. So what would you use instead? Histograms?



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