From ripley@stats.ox.ac.uk  Sat Dec  8 08:16:03 2001
From: ripley@stats.ox.ac.uk (Prof Brian Ripley)
Date: Sat, 8 Dec 2001 08:16:03 +0000 (GMT)
Subject: [Rd] question
In-Reply-To: <5429125E11E4D411AF7300805FE603A8014CF0AC@groexmbcr02.pfizer.com>
Message-ID: <Pine.LNX.4.31.0112080808390.2035-100000@gannet.stats>

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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[Rd] question
Prof Brian Ripley