Which of the following is a systematic means of collecting information from people using a questionnaire?
A. survey
B. experiment
C. scanner study
D. in-depth interview
E. focus group
Answer: A. survey
Which of the following is a systematic means of collecting information from people using a questionnaire?
A. survey
B. experiment
C. scanner study
D. in-depth interview
E. focus group
Answer: A. survey