I have a data table with one column that indicates families, and subsequent columns with other characteristics. I want to randomize one member of the family to a separate table. My approach is to count the number of members, set up a random number generator, and assign the family member based on where they fall within the random number spectrum.
Is there a way to count the number of family members as I loop through the whole table? Something like this: for (j in 1:15){ if (x$family[j] == x$family[j+1]){ count = count +1 (which doesn't work) as I do the larger: for (i in 2:nrow(x.tab)){ -- View this message in context: http://r.789695.n4.nabble.com/Count-of-rows-while-looping-through-data-tp3547949p3547949.html Sent from the R help mailing list archive at Nabble.com. ______________________________________________ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.