Which of the following involves interviews with a large number of respondents using a predesigned questionnaire?
A) observation
B) eye-movement
C) physiological measurement
D) survey
E) all of the above
Answer: D
Which of the following involves interviews with a large number of respondents using a predesigned questionnaire?
A) observation
B) eye-movement
C) physiological measurement
D) survey
E) all of the above
Answer: D