R: Standard deviations

stdEr {miscTools} | R Documentation

## Standard deviations

### Description

Extract standard deviations from estimated models.

### Usage

      stdEr(x, ...)
    ## Default S3 method:
    stdEr(x, ...)
    ## S3 method for class 'lm'
    stdEr(x, ...)

### Arguments

`x` | a statistical model, such as created by `lm`
`...` | further arguments for methods

### Details

`stdEr` is a generic function with methods for objects of "lm" class. The default method returns the square root of the diagonal of the variance-covariance matrix.

### Value

numeric, the estimated standard errors of the coefficients.

### Author(s)

Ott Toomet otoomet@ut.ee

### See Also

`vcov`, `summary`.

### Examples

    data(cars)
    lmRes <- lm(dist ~ speed, data=cars)
    stdEr( lmRes )

[Package miscTools version 0.6-22 Index]