search for: dist_flag

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2012 Aug 24
3
ifelse problem - bug or operator error
Hi R-Helpers, I don't think I need to post a dataset for this question but if I do, I can. Anyway, I am having a lot of trouble with the ifelse command. Here is my code: vn$PM.DIST_flag <- ifelse( (vn$PM.EXP > 0.0) & (vn$PM.DIST.TOT != 1.0), 1, 0 ) And here is my output that doesn't make ANY sense: PM.EXP PM.DIST.TOT PM.DIST_flag 0 0 0 0 0 0 0 0 0 177502 1 0 31403 1 0 0 0 0 1100549 1 0 38762 1 0 0 0 0 20025 1 0 0 0 0 13742 1 0 0 0 0 83078 1 0 0 0 0...