LM/two way analysis/classic parametrisation
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