[R] Type III Sum of Squares

Peter Dalgaard BSA p.dalgaard at biostat.ku.dk
Fri Mar 1 16:48:18 CET 2002

Sébastien Plante <sebastien_plante at uqar.qc.ca> writes:

> Hi,
> When doing a two-ways anova in R and comparing my same results with an SPSS
> output, I noticed that R calculated type I Sum of Squares. Is it possible to
> use Type III Sum of Squares?

drop1() is pretty close.

   O__  ---- Peter Dalgaard             Blegdamsvej 3  
  c/ /'_ --- Dept. of Biostatistics     2200 Cph. N   
 (*) \(*) -- University of Copenhagen   Denmark      Ph: (+45) 35327918
~~~~~~~~~~ - (p.dalgaard at biostat.ku.dk)             FAX: (+45) 35327907
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