An Assessment of the Dimensionality of Three SAT-Verbal Test Editions

First- and second-order factor analyses were conducted, using the LISREL model, on correlation matrices among item parcels of verbal items of the Scholastic Aptitude Test. Focus was on determining whether statistical dependence among item scores can be explained by a single ability dimension. Result...

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Bibliographic Details
Published in:	Journal of Educational Statistics Vol. 13; no. 1; p. 19
Main Author:	Cook, Linda L
Format:	Journal Article
Language:	English
Published:	1988
Subjects:	Correlation Matrices Factor Analysis Item Analysis Item Response Theory Latent Trait Theory LISREL Computer Program Scholastic Aptitude Test Verbal Tests
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Summary:	First- and second-order factor analyses were conducted, using the LISREL model, on correlation matrices among item parcels of verbal items of the Scholastic Aptitude Test. Focus was on determining whether statistical dependence among item scores can be explained by a single ability dimension. Results suggest future research possibilities related to item response theory. (TJH)