LordNovick | R Documentation |
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 Zinbarg (2009).
data(LordNovick)
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
Add the following code to your website.
For more information on customizing the embed code, read Embedding Snippets.