Why no colSDs etc - R-help | R Mailing Lists

Fri, Nov 15, 2002 5:06 AM #

Because colMeans in used a lot in S programming, and I found only one
example of colSDs.

It's easy to use apply, but we added internal code for the commonest
cases.

On Fri, 15 Nov 2002, Philip Rhoades wrote:

Brian D. Ripley,                  ripley at 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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