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nFactors  

Parallel Analysis and Other Non Graphical Solutions to the Cattell Scree Test
View on CRAN: Click here


Download and install nFactors package within the R console
Install from CRAN:
install.packages("nFactors")

Install from Github:
library("remotes")
install_github("cran/nFactors")

Install by package version:
library("remotes")
install_version("nFactors", "2.4.1.2")



Attach the package and use:
library("nFactors")
Maintained by
Gilles Raiche
[Scholar Profile | Author Map]
All associated links for this package
First Published: 2006-07-10
Latest Update: 2025-06-19
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.
How to cite:
Gilles Raiche (2006). nFactors: Parallel Analysis and Other Non Graphical Solutions to the Cattell Scree Test. R package version 2.4.1.2, https://cran.r-project.org/web/packages/nFactors. Accessed 25 Jun. 2026.
Previous versions and publish date:
1.0 (2006-07-10 13:41), 2.1 (2007-04-25 23:00), 2.2 (2009-02-06 13:32), 2.3.1 (2009-10-14 11:34), 2.3.2 (2010-04-10 18:47), 2.3.3.1 (2019-08-31 12:11), 2.3.3 (2011-12-20 12:47), 2.3 (2009-09-20 21:35), 2.4.1.1 (2022-10-10 14:20), 2.4.1 (2020-03-28 06:50)
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