A researcher creates a variable called “exclusive_breastfeeding” from two questionnaire items: breastfeeding status at 6 months and introduction of water before 6 months. What is essential before using the derived variable in analysis?

Question

Accepted Answer

Define and document the exact rule used to construct the variable

Answer

Convert the derived variable into a continuous score

Answer

Remove one of the original variables to avoid duplication

Answer

Choose the coding after seeing which category has the highest frequency

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A researcher creates a variable called “exclusive_breastfeeding” from two questi...

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