summary.princomp             package:mva             R Documentation

Summary method for Principal Components Analysis

Description:

     The `summary' method for class `"princomp"'.

Usage:

     summary(object, loadings = FALSE, cutoff = 0.1,
             digits = 3, ...) 

Arguments:

  object: an object of class `"princomp"', as from `princomp()'.

loadings: logical. Should loadings be included?

  cutoff: numeric. Loadings below this cutoff in absolute value are
          shown as blank in the output.

  digits: the number of significant digits to be used in listing
          loadings.

     ...: arguments to be passed to or from other methods.

Value:

     `object', invisibly.

See Also:

     `princomp'

Examples:

     data(USArrests)
     summary(pc.cr <- princomp(USArrests, cor=TRUE))
     summary(princomp(USArrests, cor=TRUE),
             loadings = TRUE, cutoff = 0.2, digits = 2)

