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Coefficients Alpha, Beta, Omega, and the glb: Comments on Sijtsma
There are three fundamental problems in Sijtsma (Psychometrika, 2008): (1) contrary to the name, the glb is not the greatest lower bound of reliability but rather is systematically less than ωtExpand
Individual differences in the phase and amplitude of the human circadian temperature rhythm: with an emphasis on morningness–eveningness
We studied the relationship between the phase and the amplitude of the circadian temperature rhythm using questionnaires that measure individual differences in personality variables, variables thatExpand
Cronbach’s α, Revelle’s β, and Mcdonald’s ωH: their relations with each other and two alternative conceptualizations of reliability
We make theoretical comparisons among five coefficients—Cronbach’s α, Revelle’s β, McDonald’s ωh, and two alternative conceptualizations of reliability. Though many end users and psychometriciansExpand
Personality, motivation, and performance: a theory of the relationship between individual differences and information processing.
We introduce a model to relate the personality dimensions of introversion- extraversion, achievement motivation, and anxiety to efficient cognitive performance. We show how these personalityExpand
Survey and behavioral measurements of interpersonal trust
Although many studies treat trust as a situational construct, individual differences can be used to study and predict trusting behavior. We report two studies, the first showing the psychometricExpand
Hierarchical Cluster Analysis And The Internal Structure Of Tests.
  • W. Revelle
  • Computer Science, Medicine
  • Multivariate behavioral research
  • 1979
Hierachical cluster analysis is shown to be an effective method for forming scales from sets of items. Expand
Affect and Proto-Affect in Effective Functioning
The international cognitive ability resource: Development and initial validation of a public-domain measure
Abstract For all of its versatility and sophistication, the extant toolkit of cognitive ability measures lacks a public-domain method for large-scale, remote data collection. While the lack ofExpand
The meaning and measurement of self-complexity
Abstract The self-complexity (SC) theory is a structural model of self-knowledge that suggests individual differences in the complexity of knowledge about the self are predictive of emotionalExpand