plotuScree {nFactors}R Documentation

Plot of the Usual Cattell's Scree Test

Description

uScree Plot a usual scree test of the eigenvalues of a correlation matrix.

Usage

 plotuScree(Eigenvalue,
             y    = NA,   
             ylab   = "Eigenvalue",
             xlab   = "Component",
             main   = "Scree Plot"
             )
 

Arguments

Eigenvalue Vector of eigenvalues
y Not used
main Title of the plot (default is Scree Plot)
xlab Label of the x axis (default is Component)
ylab Label of the y axis (default is Eigenvalue)

Value

Nothing returned by this function.

Author(s)

Gilles Raiche, Universite du Quebec a Montreal raiche.gilles@uqam.ca, http://www.er.uqam.ca/nobel/r17165/

References

Cattell, R. B. (1966). The scree test for the number of factors. Multivariate Behavioral Research, 1, 245-276.

See Also

nScree, parallel

Examples

## SCREE PLOT
 data(dFactors)
 attach(dFactors)
 eig = Cliff1$eigenvalues
 plotuScree(eig)
 

[Package nFactors version 2.2 Index]