Parallel Analysis and Non Graphical Solutions to the Cattell
Scree Test
Description
Indices, heuristics and strategies to help determine the
number of factors/components to retain: 1. Acceleration factor
(af with or without Parallel Analysis); 2. Optimal Coordinates
(noc with or without Parallel Analysis); 3. Parallel analysis
(components, factors and bootstrap); 4. lambda > mean(lambda)
(Kaiser, CFA and related); 5. Cattell-Nelson-Gorsuch (CNG); 6.
Zoski and Jurs multiple regression (b, t and p); 7. Zoski and
Jurs standard error of the regression coeffcient (sescree); 8.
Nelson R2; 9. Bartlett khi-2; 10. Anderson khi-2; 11. Lawley
khi-2 and 12. Bentler-Yuan khi-2.