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27972
2003 Nov 24
2
1.8.1 and subsetting dataframes
I've encountered something that didn't arise using earlier versions of
R (Linux).
A dataframe is created and new columns added to it by doing
calculations using apply with various functions on some of the
original columns. It's somewhat too involved to give a toy example
that's reproducible. However, the resulting phenemonon can be
characterised by the following:
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