On Jun 4, 2011, at 10:33 AM, kfl wrote:

I will be pleased to know, how to get the classic parametrisation in a two
way analysis of varians:

Classic parametrisation:
Observed = intercept + row-effect + col-effect+ error, where sum af
row-effect=0 and sum of col_effect=0

?contrasts # which has a link to contr.sum

--
David Winsemius, MD
West Hartford, CT

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