inference object with a Parameter
element, with a list of parameters for each alternative
get.pairwise.prob
(use this if its a parametric
model) function that takes in two lists of parameters and
computes the probability that the first is ranked higher
than the second
nonparametric
set this flag to TRUE if this is a
non-parametric model
...
additional arguments passed to
generateC.model.Nonparametric (bandwidth)