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51. One of potential problems in encouraging survey respondents to

Question : 51. One of potential problems in encouraging survey respondents to : 1991638

51. One of potential problems in encouraging survey respondents to optimize their answers is that

a. after optimizing for several answers, respondents get into the habit of acquiescing.

b. people may try to provide more detail than they can give accurately, so they introduce errors into their answers.

c. people often confuse optimizing and nondifferentiation.

d. satisficing typically works better for attitude questions than for memory questions.

52.  When people can go online or call an 800-number to participate in a survey, this situation leads to

a.  hidden populations.

b.  respondent-driven sampling.

c.  snowball sampling.

d.  self-selected samples.

53.  Researchers consider self-selected samples to be

a.  nonscientific.

b.  useful in developing a sampling frame.

c.  less susceptible to social desirability bias.

d.  not very useful for generating optimizing.

54.  A group of people who are on the margins of society may not want to be “found” by researchers.  Such a group is known as

a.  temporarily accessible.

b.  a hidden population.

c.  a self-selected sample.

d.  nondifferentiated.

55.  It could be useful to know about undocumented workers and how they live, but such people are reluctant to participate in anything they think might be associated with the government.  These immigrants constitute a

a.  sampling frame.

b.  chronically inaccessible, self-selected sample.

c.  hidden population.

d.  a nondifferentiated sample.

56.  When researching a hidden populations, investigators typically cannot use

a.  techniques to reduce impression management.

b.  respondent-driven sampling.

c.  chain-referral methods.

d.  probability samples.

57.  Researchers sometimes use a member of a hidden population to provide names of other members of that population to recruit participants in research.  The resulting sample would involve

a.  chain-referral method.

b.  a sampling frame.

c.  a probability sample.

d.  self-selected sampling.

58.  The chain-referral method of sampling that relies on finding a few individuals who then provide names of others, who in turn provide more names is called

a.  key informant sampling.

b.  snowball sampling.

c.  targeted sampling.

d.  probability sampling.

59.  Kaplan, Lorf, and Sterk (1987) studied heroin addicts by identifying a single user and getting names of others to be sampled.  These new individuals then provided names of others from the population of interest.  This sampling technique is called

a.  key informant sampling.

b.  targeted sampling.

c.  snowball sampling.

d.  probability sampling.

60.  When researchers contact individuals who know a lot about a hidden population and find out about that population from those individuals, the sampling technique is known as

a.  key informant sampling.

b.  snowball sampling.

c.  targeted sampling.

d.  probability sampling.

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