normvari function

Normalized varimax rotation

Produces normalized varimax rotated version of A and rotation matrix T.

normvari(A)

Arguments

• A: Matrix to be to be rotated

Returns

A list including the following components: - B: Rotated version of A (B=AT)

• T: Rotation matrix

• f: Varimax function value

References

H. Kaiser (1958). The varimax criterion for analytic rotation in factor analysis. Psychometrika 23:187--200.

Author(s)

Maria Antonietta Del Ferraro mariaantonietta.delferraro@yahoo.it

Henk A.L. Kiers h.a.l.kiers@rug.nl

Paolo Giordani paolo.giordani@uniroma1.it

See Also

varim

Examples

X <- matrix(rnorm(6*3),ncol=3)
Y <- normvari(X)
# normalized varimax rotated version of X
Y$B
# rotation matrix
Y$T