[R] Impaired boxplot functionality - mean instead of median

Evgeniy Kachalin ka4alin at yandex.ru
Thu Dec 1 23:42:45 CET 2005


Frank E Harrell Jr ЃпЃиЃшЃеЃт:
> Evgeniy Kachalin wrote:
> 
>> Marc Schwartz (via MN) ЃпЃиЃшЃеЃт:
>>
>>>> Marc Schwartz (via MN) ЃпЃиЃшЃеЃт:

>>
> 
> library(Hmisc)
> library(lattice)
> ?panel.bpplot
> 
> bwplot(...., panel=panel.bpplot)
> 
> By default, panel.bpplot shows the mean (dot) and median (line) plus 
> several quantiles.  To bother Martin in a friendly way, I think that 
> means  can be useful additions - not that they are so useful by 
> themselves, but that when they differ a lot from the median, 
> non-statisticians gain further information about asymmetry.  Also, even 
> though the simple box plot is elegant, I sometimes think it has a high 
> ink to information ratio.  I have gained a lot from seeing outer 
> quantiles on the plot, and I don't like to show outer points for fear of 
> someone labeling them outliers.  For describing raw data distributions, 
> I never find standard deviations useful, however.
> 

=> fa
      doz fabp2
1    900     2
4   1500     2
6   1000     2
8    750     3
10   750     1
11  1750     2
12   500     3
....
....
....
....


 > bwplot(doz~factor(fabp2),data=fa,panel=panel.bpplot)
Error in sort(x, partial = unique(c(lo, hi))) :
         unsupported options for partial sorting


That's NOT simple way.

I need just one change.
Is there any good way?
$-(

-- 
Evgeniy




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