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65679
2001 Feb 19
1
means by column after split
Colleagues
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System info:
R version rw1020 on NT
ESS using emacs ver. 20.4
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I need to get the means for each column of a dataframe in the list
created by splitting a data frame. At present, I am getting the mean of all
columns in aggregate.
The structure of the unsplit data is:
> shuttle.tr1[1:10,]
juliandate