Summary method for Principal Components Analysis

Description

The summary method for class "princomp".

Usage

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## S3 method for class 'princomp'
summary(object, loadings = FALSE, cutoff = 0.1, ...)

## S3 method for class 'summary.princomp'
print(x, digits = 3, loadings = x$print.loadings,
      cutoff = x$cutoff, ...)

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.

x

an object of class "summary.princomp".

digits

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

...

arguments to be passed to or from other methods.

Value

object with additional components cutoff and print.loadings.

See Also

princomp

Examples

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summary(pc.cr <- princomp(USArrests, cor = TRUE))
## The signs of the loading columns are arbitrary
print(summary(princomp(USArrests, cor = TRUE),
              loadings = TRUE, cutoff = 0.2), digits = 2)

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