search for: 100000036_a2

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Did you mean: 100000016_a2
2012 Sep 15
5
create new variable with ifelse? (reproducible example)
...;very well" or "fairly well" and getalong is 4 or 5 otherwise it is 0. rep_data<- read.table(header=TRUE, text=" id1 id2 know getalong 100000016_a1 100000016_a2 very well 4 100000035_a1 100000035_a2 fairly well NA 100000036_a1 100000036_a2 very well 3 100000039_a1 100000039_a2 very well 5 100000067_a1 100000067_a2 very well 5 100000076_a1 100000076_a2 fairly well 5 ") rep_data$clo<- ifelse((rep_data$know==c("fairly well","very well") & rep_data$getalong==c(4...