Quota sample | definition of quota sample by Medical dictionary
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A cohort of research subjects selected because a certain percentage of them has a desired characteristic.
References in periodicals archive
Following field testing, three quota samples
of 90 were used for each of the three roles.
The existing CES is a quota sample
whose inception more than fifty years ago predated the introduction of probability sampling as the internationally recognized standard for sample surveys.
The study will involve a quota sample
of 300 physicians drawn from different health care delivery systems.
METHODOLOGY On behalf of Apical, Ipsos MORI interviewed a representative quota sample
of 987 adults across Great Britain (England, Scotland and Wales) aged 15 and over.