AOV in MASS not the same??

Thanks to Andy, Patrick and Prof. Ripley for reply to my query. Having 
read MASS's section on contrasts, I now understand where I went wrong.

Peter

On Tue, 6 Aug 2002, Peter Ho wrote:

 

I would appreciate it if someone could explain the results of the
example from the aov() help file. The output given below is different
from book
Venables and Ripley -  MASS
   

You forgot to set the the contrasts!

 

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