A questionnaire records exclusive breastfeeding as Yes/No. During data entry, the researcher codes Yes = 1 and No = 2. In a separate variable, sex is coded Female = 1 and Male = 2. Which statement is most important when reviewing the dataset?

Question

Accepted Answer

The meaning of each code must be documented separately for each variable

Answer

The same number must represent the same category across every variable

Answer

All categorical variables should be recoded using 0 and 1

Answer

The numerical codes should be treated as continuous measurements

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A questionnaire records exclusive breastfeeding as Yes/No. During data entry, th...

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