Chapter Objectives

After completing the study of Chapter 13, students should be able to:

1. State the features of experimental research that set it apart from other types of research;
2. Describe the difference between experimental and quasi-experimental research;
3. Name and describe typical research designs used in experimental research;
4. Name and describe typical research designs used in quasi-experimental research;
5. Identify and describe the main threats to internal and external validity in experimental and quasi-experimental research studies;
6. Compare and contrast experimental and causal-comparative research;
7. Identify the principal sources of data in experimental and quasi-experimental research; and
8. Identify the most commonly used data analysis techniques used in experimental and quasi-experimental research.