Description Usage Format Author(s) Source References
A unidimensional dataset consisting of four items. This is the result of the Educational Testing Service's Test of English as a Foreign Language (TOEFL). Lord and Novick (1968) p.91. This dataset was used by Bentler and Woodward (1980) and Revelle and Zinbarge (2009).
1 |
An object of class matrix
(inherits from array
) with 4 rows and 4 columns.
Eunseong Cho, bene@kw.ac.kr
Lord, F. M., & Novick, M. R. (1968). Statistical theories of mental test scores. Addison-Wesley.
Bentler, P. M., and J. Arthur Woodward. 1980. Inequalities among Lower Bounds to Reliability: With Applications to Test Construction and Factor Analysis. Psychometrika 45(2):249-67.
Revelle, William, and Richard E. Zinbarg. 2009. Coefficients Alpha, Beta, Omega, and the Glb: Comments on Sijtsma. Psychometrika 74(1): 145-54
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