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-rw-r--r--var/spack/repos/builtin/packages/r-nfactors/package.py18
1 files changed, 13 insertions, 5 deletions
diff --git a/var/spack/repos/builtin/packages/r-nfactors/package.py b/var/spack/repos/builtin/packages/r-nfactors/package.py
index 7f863879bb..70822c1a95 100644
--- a/var/spack/repos/builtin/packages/r-nfactors/package.py
+++ b/var/spack/repos/builtin/packages/r-nfactors/package.py
@@ -7,12 +7,20 @@ from spack import *
class RNfactors(RPackage):
- """nFactors: Parallel Analysis and Other Non Graphical Solutions to the
- Cattell Scree Test"""
+ """Parallel Analysis and Other Non Graphical Solutions to the Cattell Scree
+ Test.
- homepage = "https://cloud.r-project.org/package=nFactors"
- url = "https://cloud.r-project.org/src/contrib/nFactors_2.4.1.tar.gz"
- list_url = "https://cloud.r-project.org/src/contrib/Archive/nFactors"
+ 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."""
+
+ cran = "nFactors"
version('2.4.1', sha256='028eb4ebd42a29f6a01297d728c7e353cabb37b46701639b4a52f17ba25a3eb6')