Hi everyone~ In the following sentences below, what could be the best interpretation for the word "matched"? Can it be "to compare"? It may be not simple to somebody but to me quite confusing. So I need your help. Any comments will be welcomed. Thanks~ ---------------------------- Although researchers across these studies matched participants and nonparticipants for previous academic measures, race, ethnicity, and family income, critics questioned whether participants differed from nonparticipants in ways that were not measured.
Top answer
They tried to choose participants and nonparticipants who were identical in terms of previous academic measures, race, ethnicity, and family income.
— Clive
They tried to choose participants and nonparticipants who were identical in terms of previous academic measures, race, ethnicity, and family income.
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