Assertion: questionnaire's question | /r/HasProperty | grouped
Facets:
value: together
type: MANNER
value: in order to collect consistent data
type: PURPOSE
value: according to their content
type: OTHER
Source sentences:
text: Questions on one subject, or one particular aspect of a subject, should be grouped together.
text: The questions should be grouped according to their content.
text: Relative questions should be grouped together in order to collect consistent data.