[R] Frequencies from a matrix - spider from frequencies

Jim Lemon jim at bitwrit.com.au
Tue Mar 16 07:22:32 CET 2010


On 03/16/2010 02:43 AM, Uwe Dippel wrote:
> ...
> Thanks, Jim,
>
> this one works (with your random data)! (In case anyone reads and wants
> this as well, package plotrix provides radial.plot.)
> The overlap is normal, because it's random data. When the respondents
> have a less random streak of answering (and they do), this plot will
> show some continuity throughout the questions; and identify those
> questions clearly, which fall outside of this continuity.
> This is why I prefer to use it here.
>
> Uwe
>
Yes, I realized that I had forgotten to require(plotrix) after I sent 
the message. From your example, you might also want to look at the 
diamondplot function, also in plotrix.

Jim



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