To what infectious disease would North American populations have the least natural resistance?
A) African sleeping sickness
B) measles
C) chicken pox
D) tuberculosis
A) African sleeping sickness
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Professionals who are conducting survey interviews in very poor neighborhoods should:
a. Dress down so as to appear as if they live in that neighborhood. b. Read questionnaire items verbatim. c. Never probe into unclear responses to see if respondents meant what the interviewers think they meant. d. Do all of these.
A social worker needs a scale that will measure self-esteem. He
decides to put a few questions together that he feels covers selfesteem. He administers the survey to a group students he is currently working with. He sees that none of the students rated low on selfesteem. He is excited about this, until he looks at another scale on self-esteem that has high validity/reliability. He realizes that he has not covered all the concepts that make up self-esteem on his scale. His scale has: A. Low Face Validity B. Low Criterion Validity C. Low Content Validity D. Low Predicative Validity
The “structure” of an interview refers to:
a. the ordering of the questions in the interview schedule. b. the degree of freedom the interviewer has in conducting the interview. c. the procedures used to increase the response rate. d. whether anonymity or confidentiality has been assured to respondents.
What kind of effect does doubling time have?
A. a compounding effect B. a cumulative effect C. a reductive effect D. a divisive effect