Learning Objectives

After reading this chapter, you should be able to:

  • Discuss the importance of operationalization in hypothesis measurement.
  • Explain why measurements of political phenomena must correspond closely to the original meaning of a researcher’s concepts.
  • Summarize the ways in which accurate measurements must be reliable and valid.
  • Describe different levels of measurement and their importance of measurement precision.
  • Identify different types of multi-item measures.