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I am trying to use logistic regression, but when i execute the following line of code
my betaHatNorm contains mostly Nan, any resaon it might do so? it also throws a warning regarding matrix
Warning: Matrix is singular to working precision.
Peter Perkins on 11 Jun 2012
What most people mean by "logistic tregression" is a binomial response: number of "successes" vs. number of "failures". Unless you specifically need to fit a model for a multinomial response (more than just two response categories), I'd suggest you use glmfit.