Learning Objectives

5.1 Distinguish between the conceptual and operational definition of a variable.

5.2 Differentiate between the various levels of measurement.

5.3 Distinguish between the different sources of measurement error.

5.4 Distinguish between the various types of reliability and validity.

5.5 Select a standardized measure to assess a client’s presenting problem.

5.6 Develop a measure.

5.7 Identify the ethical and diversity issues associated with measurement.