Theories and Measurement

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Research terms Wordle 2.jpg


Now that you have a basic grasp of psychological science and have begun to design and plan your research project, it is time to turn to the specifics of how psychological theories work and how variables can be measured. Although Unit 2 does not include the submission of a formal assignment, you should reflect on the material you learn in this Unit as you develop and refine your research design in preparation for Practice Assignment 3.

The topics to be covered in this unit are:

  • Theories
  • Hypothesis Testing
  • Levels of Measurement
  • Reliability & Validity
  • Conceptual and Operational Definitions of Psychological Constructs