search for: lupepn1

Thanks for the excellent help on my recent question on this topic in which the data frame had been reshaped by cast. Now, I would like to access and change erroneous data in a data frame that has not been reshaped. The file is lupepn1, with identifier variables bushno & bout and dependent variables survival, and wwG I know the bushno and bout of the erroneous dependent survival and wwG data. I could correct these in the csv file before read.data, but I would like to learn some more R head(lupepn1) bushno bout survival wwG...