5,406
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* behaviors (e.g. food consumption) | * behaviors (e.g. food consumption) | ||
* facts (e.g. gender) | * facts (e.g. gender) | ||
Questionnaires with questions that are aggregated into either a scale or index, include for instance questions that measure: | Questionnaires with questions that are aggregated into either a scale or index, include for instance questions that measure: | ||
* latent traits (e.g. personality traits such as extroversion) | * latent traits (e.g. personality traits such as extroversion) |
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