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...e over the internet and save it to your hard drive. http://rss.acs.unt.edu/Rdoc/library/twang/data/raceproling.RData please show how to save a dataset of males only (the variable male=1) to a new dataframe. Then do the same thing for females (male=0). Then show how to recombine the two datasets to belike the original one except that the female observations come rst, then the male observations. This resultingdataset should be the same size as the original. this is what i did so far: # loading the R data frame over the internet and saving it to your hard drive >rp<-url("http://rss.acs...