Dear all
sorry for the posting as I had not seen Arthur's response. I agree with
Many statisticians dislike looking at such effects and consider it is
more sensible to look at estimable contrasts such as D vs
average(A,B,C)
and hence my request for the example to see what the context was
warm regards
Brian Cullis
Research Leader, Biometrics &
Senior Principal Research Scientist
NSW Department of Primary Industries
Wagga Wagga Agricultural Institute
Visiting Professorial Fellow
School of Mathematics and Applied Statistics
Faculty of Informatics
University of Wollongong
Professor,
Faculty of Agriculture, Food & Natural Resources
The University of Sydney
Adjunct Professor
School of Computing and Mathematics
Charles Sturt University
Phone: 61 2 6938 1855
Fax: 61 2 6938 1809
Mobile: 0439 448 591
Received on Tue May 04 2009 - 22:56:25 EST
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