R: Summary method for Principal Components Analysis

summary.princomp {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)

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