What is a questionnaire?
Set of questions designed to obtain data
What is an open question?
No suggested answers
What is a closed question?
Set of answers to choose from
What should questionnaires do?
What are the advantages of an anonymous questionnaire?
What are the disadvantages of an anonymous questionnaire?
2. Lower response rate
What is an interview?
A structured conversation that gathers self-report data
What are the advantages of an interview?
2. High response rate
What are the disadvantages of an interview?