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61.  Using social workers to find out about behaviors of

Question : 61.  Using social workers to find out about behaviors of : 1991639

61.  Using social workers to find out about behaviors of people who use their services relies on

a.  probability sampling.

b.  snowball sampling.

c.  targeted sampling.

d.  key informant sampling.

62.  When researchers try to contact members of hidden populations by finding out where such people congregate, the sampling technique they are using is

a.  key informant sampling.

b.  snowball sampling.

c.  targeted sampling.

d.  probability sampling.

63.  If a researcher wanted to find out the characteristics of individuals who use the services of prostitutes, the investigator could try to get participation from people who go to “massage” parlors.  The resulting sample (if anybody really agreed to participate) would be

a.  key informant sampling.

b.  snowball sampling.

c.  probability sampling.

d.  targeted sampling.

64.  When researchers offer inducements, like money, so a member of a hidden population would go out and actively recruit others in that population for participation in a study, the sampling involves

a.  key informant sampling.

b.  snowball sampling.

c.  targeted sampling.

d.  respondent-driven sampling.

65.  People in a hidden population might be more willing to participate in a study if recruited by somebody they know and trust rather than by a researcher.  This fact forms the basis of the development of

a.  respondent-driven sampling.

b.  snowball sampling.

c.  targeted sampling.

d.  key informant sampling

66.  Because the U.S. Census missed millions of people, many statisticians favored remedying the problem by using

a.  conducting a recount.

b.  statistical sampling.

c.  key informant sampling.

d.  targeted sampling.

67.  In a lot of research on smoking among adolescents, the reported number may not be a useful indicator because

a.  most of the research used key informant sampling rather than probability sampling.

b.  many people are not willing to recognize the extent to which adolescents have become addicted to cigarettes.

c.  the definition of what it means to smoke is not well defined on most surveys.

d.  the tobacco industry has been successful in keeping the number of adolescent smokers hidden.

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