Which of the following is an unavoidable problem in telephone surveys?
A. They reach only people with telephones, under representing poor people
B. They reach only people who are listed in the phone book, under representing people with unlisted numbers
C. They reach more women than men, since women are more likely to answer the phone
D. They cannot interview people on cell phones
查看答案
Which of the following questions is LEAST likely to help you evaluate the quality of a Web site?
A. How many eye-catching graphics does the site contain?
B. What credentials do the authors of the site have?
C. Does the site give evidence to support its claims?
D. How current is the information on the site?
Which is recommended advice for an interviewer to follow?
A. Tape the interview
Begin the interview with any controversial questions you have
C. Stick very closely to the questions you prepared in advance for the interview
Do not waste time asking any questions that you already know the answers to
“Are you satisfied with the availability of parking spaces for students? (yes/no).” This is an example of
A. an open question
B. a closed question
C. a branching question.
D. a secondary question
Analytical reports present and interpret data but do not recommend action.
A. 对
B. 错
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