Map "Y" and "N" to numeric values.
yn_to_numeric(arg)1 if arg equals "Y", 0 if arg equals "N", NA_real_ otherwise
Utilities for Formatting Observations:
convert_blanks_to_na(),
convert_na_to_blanks()
yn_to_numeric(c("Y", "N", NA_character_))
#> [1] 1 0 NA