| get_binary_score | R Documentation | 
This function computes a binary score (0 = incorrect answer, 1 = correct answer) for a response to a questionnaire item based on the value(s) set as answer(s) to the item.
get_binary_score(x, answer)
| x | A character or numeric vector representing a response to a questionnaire item. | 
| answer | A character or numeric vector representing the correct answer(s) to the questionnaire item. The answer argument does not have to match x in case for a correct answer to be computed. | 
This function is called by get_fill_in_the_blanks_score().
Returns 1 (if correct), 0 (if incorrect) or NA (if not valid).
get_binary_score(
  x = c(1:4, NA, ""),
  answer = 3
)
# [1]  0  0  1  0 NA  0
get_binary_score(
  x = c("20 minutes", "30 minutes", "60 minutes or 1 hour", "120 minutes or 2 hours"),
  answer = "60 minutes or 1 hour"
)
# [1] 0 0 1 0
get_binary_score(
  x = c(1:5, "Heart", "hello, world", NA),
  answer = c(3, "heart")
)
# [1]  0  0  1  0  0  1  0 NA
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