Warning: these figures indicate the number of cases found in the data file. They cannot be interpreted as summary statistics of the population of interest.
Description
Source of information
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Imputation and derivation
Imputation
Repeat 1-6-4-5-9-7-6-3. Did respondent answer correctly?
Others
Security
Repeat 1-6-4-5-9-7-6-3. Did respondent answer correctly?