About the Authors
Chapter One: Introduction and Overview
Purpose of the Book.
Perspectives on Measurement in the Social Sciences.
Overview of dimensionality, reliability, and validity
Overview of recommended procedures and steps in scale development.
Chapter Two: Dimensionality
Dimensionality of construct, items, and a set of items.
Does uni-dimensionality of a set of items imply uni-dimensionality of items or
Relevance of uni-dimensionality.
How to assess dimensionality of constructs.
Chapter Three: Reliability
The true-score model
Chapter Four: Validity
Overview of Construct Validity
Convergent and discriminant validity
Chapter Five: Steps 1 and 2: Construct Definition and Generating and Judging
Chapter 5: Steps 1 and 2: Construct Definition and Judging Measurement Items
Step 1: Construct definition and content domain
Step 2: Generating and judging measurement items
Applications of Steps 1 and 2.
Chapter Six: Step 3: Designing and Conducting Studies to Develop the Scale
Conducting multiple studies for initial development and validation
Initial item analyses: Exploratory factor analysis (EFA)
Initial item and reliability analyses
A final caveat
EFA and item and reliability analyses examples from the literature
Chapter 7: Step 4: Finalizing the Scale
EFA and additional item analyses
Confirmatory Factor Analyses (CFA)
Additional evaluations of validity
Applying generalizability theory
Chapter Eight: Concluding Remarks