# line

##### Robust Line Fitting

Fit a line robustly as recommended in *Exploratory Data Analysis*.

- Keywords
- robust, regression

##### Usage

`line(x, y)`

##### Arguments

- x, y
- the arguments can be any way of specifying x-y pairs. See
`xy.coords`

.

##### Details

Cases with missing values are omitted. Long vectors are not supported.

##### Value

An object of class `"tukeyline"`

. Methods are available for the generic functions `coef`

,
`residuals`

, `fitted`

, and `print`

.

##### References

Tukey, J. W. (1977).
*Exploratory Data Analysis*,
Reading Massachusetts: Addison-Wesley.

##### See Also

`lm`

.

##### Examples

`library(stats)`

```
require(graphics)
plot(cars)
(z <- line(cars))
abline(coef(z))
## Tukey-Anscombe Plot :
plot(residuals(z) ~ fitted(z), main = deparse(z$call))
```

*Documentation reproduced from package stats, version 3.3.3, License: Part of R 3.3.3*

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