Skip to content

Scale Development Theory and Applications

Spend $50 to get a free DVD!

ISBN-10: 0761926054

ISBN-13: 9780761926054

Edition: 2nd 2003 (Revised)

Authors: Robert F. DeVellis

List price: $47.95
Blue ribbon 30 day, 100% satisfaction guarantee!
what's this?
Rush Rewards U
Members Receive:
Carrot Coin icon
XP icon
You have reached 400 XP and carrot coins. That is the daily max!

Description:

'Scale Development' guides the reader toward the identification of the latent variable, the generation of an item pool, the format for measurement & the optimization of the scale length. Using exercises to illustrate the concepts, the text also includes advice about factor analytic strategies.
Customers also bought

Book details

List price: $47.95
Edition: 2nd
Copyright year: 2003
Publisher: SAGE Publications, Incorporated
Publication date: 3/25/2003
Binding: Paperback
Pages: 184
Size: 5.75" wide x 8.50" long x 0.50" tall
Weight: 0.462
Language: English

Robert F. DeVellis is Research Professor in the Department of Health Behavior and Health Education (School of Public Health), and the Psychology Department (College of Arts and Sciences) at the University of North Carolinaat Chapel Hill. In addition, he is a Core Faculty Member for UNC's Robert Wood Johnson Clinical ScholarsProgram (School of Medicine). Dr. DeVellis is also Director of the Measurement and Methods Core of the UNCCenter on Minority Aging and Associate Director of the UNC Arthritis Multidisciplinary Clinical Research Center,where he also is a member of that center's Methodology Core. He has served on the Board of Directors for theAmerican Psychological Association's Division…    

Overview
General Perspectives on Measurement
Historical Origins of Measurement in Social Science
Later Developments in Measurement
The Role of Measurement in the Social Sciences
Summary and Preview
Understanding the "Latent Variable"
Constructs Versus Measures
Latent Variable as the Presumed Cause of Item Values
Path Diagrams
Further Elaboration of the Measurement Model
Parallel "Tests"
Alternative Models
Exercises
Reliability
Continuous Versus Dichotomous Items
Internal Consistency
Relability Based on Correlations Between Scale Scores
Generalizability Theory
Summary and Exercises
Validity
Content Validity
Criterion-related Validity
Construct Validity
What About Face Validity?
Exercises
Guidelines in Scale Development
Determine Clearly What it Is You Want to Measure
Generate an Item Pool
Determine the Format for Measurement
Have Initial Item Pool Reviewed by Experts
Consider Inclusion of Validation Items
Administer Items to a Development Sample
Evaluate the Items
Optimize Scale Length
Exercises
Factor Analysis
Overview of Factor Analysis
Conceptual Description of Factor Analysis
Interpreting Factors
Principal Components vs Common Factors
Confirmatory Factor Analysis
Using Factor Analysis in Scale Development
Sample Size
Conclusion
An Overview of Item Response Theory
Item Difficulty
Item Discrimination
False Positives
Item Characteristic Curves
Complexities of IRT
When to Use IRT
Conclusions
Measurement in the Broader Research Context
Before the Scale Development
After the Scale Administration
Final Thoughts
References
Index
About the Author