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...sfully run the sample code from the predict.nnet help file without any problem. ********************************************************************* data source: http://www.gvu.gatech.edu/user_surveys/survey-1998-10/datasets/num_general.zip #***Get the data from the big file #***Get rid of the vairiables for survey (all #*** observations = general), a unique identifier #*** for each respondent and an extra variable X #*** (all = NaN) #***Make sure that all the asymmetric binary, #*** and nominal variables are coded as factor, #*** not numeric (daisy has special methods for #*** symmetric binary...