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Extract all the missing values in a factor variable and turn them into a separate category.
NAtoCategory(fact, label = "missing")
Updated factor variable.
Factor variable.
Label to be given to the missing valus.
Kaspar Rufibach (maintainer), kaspar.rufibach@gmail.com, http://www.kasparrufibach.ch
set.seed(1977) fact <- factor(sample(c(round(runif(10, 1, 3)), rep(NA, 10))), levels = 1:3, labels = c("no", "maybe", "yes")) NAtoCategory(fact)
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