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Direct linkLambert, Michael Canute; Williams, Sian G.; Morrison, Johnetta W.; Samms-Vaughan, Maureen E.; Mayfield, Wayne A.; Thornburg, Kathy R. – International Journal of Early Years Education, 2008
Evaluating the psychometric properties of the indicators that comprise the Early Childhood Environment Rating Scale-Revised (ECERS-R) language-reasoning scale from an item response theory (IRT) perspective on a sample of observations from 334 Caribbean classrooms, Stout's procedure revealed that all indicators on this dimension are not part of a…
Descriptors: Rating Scales, Psychometrics, Item Response Theory, Educational Indicators
