Single-Group Design
QUESTION
1. Briefly restate the purpose of your team’s program evaluation RFP.
2. Describe a situation for which a single-group design might be considered for an evaluation of the general program situation of your RFP (e.g., school anti-bullying program). Why might it be appropriate in this situation? Explain.
3. Given your example, explain the strengths and limitations of a single-group design for use in this evaluation.
4. Would you choose a post test only or pretest-posttest design? Why?
5. How would you try to deal with threats to internal validity as part of your planning?