R: Outlier test

rp.outlier {rapportools} | R Documentation

## Outlier test

### Description

A simple test for outliers. This functions returns all extreme values (if any) found in the specified vector.

### Usage

    rp.outlier(x)

### Arguments

`x` | a numeric vector of values

### Value

vector of outlier values

### References

Credit goes to PaulHurleyuk: http://stackoverflow.com/a/1444548/564164

- Lund, R. E. 1975, "Tables for An Approximate Test for Outliers in Linear Models", Technometrics, vol. 17, no. 4, pp. 473-476.

- Prescott, P. 1975, "An Approximate Test for Outliers in Linear Models", Technometrics, vol. 17, no. 1, pp. 129-132.

### Examples

    ## Not run:
    rp.outlier(mtcars$hp)
    rp.outlier(c(rep(1,100), 200))
    rp.outlier(c(rep(1,100), 200,201))

    ## End(Not run)

[Package rapportools version 1.0 Index]