Assess essential unidimensionality using external validity information using the procedure proposed by Ferrando & Lorenzo-Seva (2019) <doi:10.1177/0013164418824755>. Provides two indices for assessing differential and incremental validity, both based on a second-order modelling schema for the general factor.
|Author||Pere Joan Ferrando, David Navarro-Gonzalez, Urbano Lorenzo-Seva|
|Maintainer||David Navarro-Gonzalez <[email protected]>|
|Package repository||View on CRAN|
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