Reliability and Validity AssessmentSAGE Publications, 1 nov 1979 - 72 páginas This guide demonstrates how social scientists assess the reliability and validity of empirical measurements. This monograph is a good starting point for those who want to familiarize themselves with the current debates over "appropriate" measurement designs and strategies. |
Índice
5 | |
Validity | 17 |
Classical Test Theory | 29 |
Assessing Reliability | 37 |
Notes | 53 |
The Place of Factor Analysis in Reliability | 59 |
About the Authors | 71 |
Términos y frases comunes
alpha coefficient alternative-form method assessing reliability average interitem correlation chapter classical test theory coefficient alpha com components con construct validity content validity Correction for Attenuation correlation between parallel criterion validation criterion variable criterion-related validity Cronbach Cronbach's alpha definition of measurement dimension of self-esteem discriminant validity discussion domain of content eigenvalue empirical measurements equal Equation error variance estimate the reliability estimating reliability example extent external variables factor analysis factor loading halves indicators interpretation items measure measure measurement theory measuring instrument ment negative evidence negative self-esteem nonrandom error nonrandom measurement error number of items Nunnally observed score observed variance obtain omega parallel measures phenomenon political random error random measurement error reliability and validity reliability coefficient reliability estimates reliability of empirical repeated measurements response set retest method Rosenberg's self-esteem scale self-esteem items set of items Specifically split-halves method theta types of validity underlying unreliability VALIDITY ASSESSMENT validity of empirical words