Sample survey questions are usually read from a computer screen. In a computer-a

Question

Sample survey questions are usually read from a computer screen. In a computer-aided personal interview (CAPI), the interviewer reads the questions and enters the responses. In a computer-aided self interview (CASI), the interviewer stands aside and the respondent reads the questions and enters responses. One method almost always shows a higher percent of subjects admitting use of illegal drugs. Which method? Explain why. CASI, because it will typically produce less honest responses to embarrassing questions. CAPI, because people are more likely to reveal embarrassing behavior to an interviewer than a computer. CASI, because people are more likely to reveal embarrassing behavior to a computer than an interviewer. CAPI, because this method always produces more honest responses.

Explanation / Answer

There would be more honest responses in case of CASI because of response bias in case of CAPI. Therefore there would be a higher percent of subjects admitting the use of illegal drugs in case of CASI because people are more likely to reveal embarrasing behavior to a computer than an interviewer. Therefore c) is the correct answer here.

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