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The agency commissioned a study using focus groups to gather opinion on five labelling schemes.
»to conduct/convene/hold a focus group
The company has been running focus groups to get ethnic minority staff to talk about improvements that might be made.
The intent of focus groups is to develop a broad and deep understanding of the topic of interest rather than a quantitative summary. — Предназначением фокус-групп является углубленное, расширенное изучение предмета, а не сбор о нем краткой количественной информации.