On Mar 3, 2007, at 3:19 PM, Deepayan Sarkar wrote:
> On 3/3/07, Michael Kubovy <[EMAIL PROTECTED]> wrote:
>> Dear r-helpers,
>>
>> I'm conditioning an xyplot on a variable whose levels are'low',
>> 'med', 'high'. How do I override the alphabetical ordering for the
>> panels of the plot?
>
> This has less to do with xyplot and more to do with the default of
> the 'levels' argument in the factor() function. Just make sure the
> levels are in the right order in your data when xyplot is called.
Unless one makes the factor ordered, reordering the levels of a
factor does not seem to be a trivial matter. The only R function I've
found that makes it easy is reorder_factor() (package:reshape). Or am
I missing something?
_____________________________
Professor Michael Kubovy
University of Virginia
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