quota sample

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quota sample

A cohort of research subjects selected because a certain percentage of them has a desired characteristic.
See also: sample
References in periodicals archive ?
A stratified quota sample (N=180) was classified into 18 categories based on age, gender, and socio-economic status level (SES).
Quota samples are known to be at risk for potentially significant biases.
Quota samples are known to be at risk for potentially significant biases; introducing a probability-based sample for CES will more effectively insure a proper representation of the universe of nonfarm business establishments, through randomized selection techniques and the regular rotation of sample members.
Quota samples are known to be at risk for potentially significant biases, and research completed at BLS on the 1993 and 1994 benchmark revision sources suggested that the payroll estimates diverged substantially from what a more representative sample would have been expected to produce.