[R] manova

Prof Brian D Ripley ripley at stats.ox.ac.uk
Wed Apr 25 12:25:29 CEST 2001

On Wed, 25 Apr 2001, Ian White wrote:

> I'm running R 1.2.2.  The help information for manova says that the
> result is "A list with components
> SS: A names list of sums of squares and product matrices.
> Eigenvalues: A matrix of eigenvalues,
> stats: A matrix of the statistics, approximate F value and degrees
> of freedom."

The result of *summary.manova*.  Please read the Details section.

> However, when I run the example, with
> fit <- manova(Y ~ rate*additive),
> I find that fit$SS is NULL. Similarly for the other components of the list.
> Can anyone explain? How can I access these SSP matrices?

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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