Stop-and-frisk is a controversial tactic in which police approach persons on the street who appear to act suspiciously, "frisk" them for weapons or contraband, then ask some questions. Research in New York City has shown that young males of colour are more often stopped than older people, females, or whites. Briefly describe two approaches to sampling subjects for a research study on people's experiences of stop-and-frisk.
Discuss possible study populations, elements, sampling units, and sampling frames for drawing a sample to represent populations from:
Large city police officers
Persons incarcerated in county jails.c
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