My goal is to create proportions for several variables, by group, and save these in new columns. So far I have spent most of the day researching this, retaking the Data Camp data table course, and all iterations have failed miserably. Several google searches were not helpful. Console out put (code and error messages below. Hopefully. Proportions.R <http://r.789695.n4.nabble.com/file/n4718825/Proportions.R> <http://r.789695.n4.nabble.com/file/n4718825/Capture.png>
Carl Sutton ----- Carl Sutton -- View this message in context: http://r.789695.n4.nabble.com/and-throwing-errors-tp4718825.html Sent from the datatable-help mailing list archive at Nabble.com. _______________________________________________ datatable-help mailing list [email protected] https://lists.r-forge.r-project.org/cgi-bin/mailman/listinfo/datatable-help
