[R] working with summarized data

Rick Bischoff rdbisch at gmail.com
Wed Aug 30 17:30:36 CEST 2006

>> Unfortunately, it seems that most(all?) of R's graphics and summary
>> statistic functions don't take a weight or frequency argument.
>> (Fortunately the models do...)
> I have been been meaning to add this functionality to my graphics
> package ggplot (http://had.co.nz/ggplot), but unfortunately haven't
> had time yet.  I'm guessing you want something like:
> * scatterplot: scale size of point according to weight (can do)
> * bar chart: bars should have height proportional to weight (can do)
> * histogram: area proportion to weighting variable (have some half
> finished code to do)
> * smoothers: should automatically use weights
> * boxplot: use weighted quantiles/letter statistics (is there a
> function for that?)
> What else is there?

densityplot is the only other one I can think of at the moment...  
With the rest of those, I could certainly live without it though!


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