I'm not familiar with the term partial association model, and I
don't have the Sloane and Morgan paper you cite. Neither Google nor
RSiteSearch(partial association model) produced anything that looked
to me like what you were asking.
Part of the R culture is that one can
my last post was filtered,so I post it again with another title.
If I do not make a mistake,the partial association model is an
extension of log-linear model.I read a papers which gives an example
of it.(Sloane and Morgan,1996,An Introduction to Categorical Data
Analysis,Annual Review of
