Interviews, Questionnaires, and control flowcharts

1
Interviews, Questionnaires, and control flowcharts

• Chapter 19

2
Interviews

• To obtain both qualitative and quantitative
  information.
• 3 phases
• a. preparing for the interview
• b. conducting the interview
• c. analyzing the interview

3
Questionnaires

• To gather factual data and attitudinal data.
• 4 phases
• a. design of questions
• b. design of response scales
• c. design of the layout and structure
• d. ensuring the questionnaire is valid and
  reliable.

4
Control flowcharts

• 3 purposes
• a. comprehension
• b. evaluation
• c. communication

5
4 steps to construct a control flowcharts

• Choosing the primary flowchart technique to use
• Choosing the appropriate level of detail at which
  to work
• Prepare the primary flowchart
• Prepare the control flowchart