Removes "Do not know" and other similar words from factor levels in data frame
removeAllDK(x, dk = NULL)
List or data frame
Character vector, containing search terms, e.g. c("Do not know", "DK")
. These terms will be replaced by NA
. If NULL
, defaults to c("I don't know", "Don't Know", "Don't know", "Dont know" , "DK")
A data frame
hasDK()
and removeDK()
Other Functions to clean data: encToInt
,
fixCommonEncodingProblems
,
fixLevels01R
,
fixLevels01SPSS
, fixLevels01
,
hasDK
, intToEnc
,
leveltestR
, leveltestSPSS
,
removeDK