The Correction for Attenuation and the Multitrait-multimethod Matrix: Some Prospects and Pitfalls |
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00 STD ERROR 50 OBSERVED 50 90 OBSERVED R22 A₁ A₂ attenuation procedure B₂ C₁ C₂ Campbell and Fiske conceptual equivalence Convergent and Discriminant convergent validity corrected for attenuation correlated error criterion decimal points diagonal are corrected diagonal corrected disattenuated discriminant validity End Ord error of measurement EXPECTED 0 SAMPLE EXPECTED 90 OBSERVED EXPECTED R22 EXPECTED formula functional equivalence Heise Lord and Novick low reliabilities Method 1 Method Method 2 B2 Method 2 Traits Method 3 A3 Multimethod OBSERVED 50 OBSERVED observed correlations OBSERVED R12 EXPECTED observed scores Path Analysis path coefficients Peace Corps points are assumed Psychometrika R11 EXPECTED R22 R12 EXPECTED R12 MEAN R22 EXPECTED RT1 random error reliabil reliability estimates RTT MEAN SAMPLE SIZE OBSERVED Simulated Multitrait-Multimethod Matrix Spearman's correction Staff and CPI standard error SUMSO tion Traits A1 B1 true scores University of Wisconsin validity diagonal validity value variables