[Rd] question
Prof Brian Ripley
ripley@stats.ox.ac.uk
Sat, 8 Dec 2001 08:16:03 +0000 (GMT)
On Fri, 7 Dec 2001, Warnes, Gregory R wrote:
>
> Isn't anything in a data frame that is not explicitly numeric a *factor*?
No. You can have columns of just about any type in a data frame,
including logical, complex, character, POSIXt, ....
In (pre-)1.4.0 read.table will generate these for you much more often (and
more easily).
--
Brian D. Ripley, ripley@stats.ox.ac.uk
Professor of Applied Statistics, http://www.stats.ox.ac.uk/~ripley/
University of Oxford, Tel: +44 1865 272861 (self)
1 South Parks Road, +44 1865 272860 (secr)
Oxford OX1 3TG, UK Fax: +44 1865 272595
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