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minnum
2008 Dec 12
0
Help with a permutation test
...m trying implement a permutation test of a multinomial logistic
regression ('multinom' within the nnet package). In the end I want to
compare the parameter estimate from my data to the distribution of
randomized parameter estimates.
I have figured out how to permute my dependent variable (MNNUM) x number of
times, apply multinomial logistic regression, to each permutation, and save
the results in a list. Where I am stuck is figuring out how to take the
mean and SD of the coefficients from my list of regressions. I know that
the coefficients are stored in the $wts slot of the model.
Bel...