Psychometric Theory by Jum C. Nunnally (later co-authored with Ira H. Bernstein) is considered a foundational text in psychological measurement and statistics. Originally published in 1967, it provides a comprehensive framework for developing and validating psychological tests. Core Themes and Framework
For readers interested in psychometric theory, "Psychometric Theory" by Nunnally is an essential resource. However, readers without a strong background in statistics and psychology may find the book challenging. Supplementary resources, such as online tutorials or companion texts, may be helpful for those new to psychometrics. psychometric theory nunnally pdf
Nunnally J C. Psychometric theory. New York: McGraw Hill, 1967, Psychometric Theory by Jum C
Introduction
Conclusion
Validity: Are you actually measuring what you claim to be measuring? Modern coverage of confirmatory factor analysis (CFA)
Scaling Methods: It covers both traditional ordinal and interval scaling, alongside more modern approaches like Item Response Theory (IRT) and Generalizability Theory.