| line {eda} | R Documentation |
Robust Line Fitting
Description
This function fits a line robustly as recommended in Exploratory Data Analysis.
Usage
line(x, y)
coefficients(tukeyline.obj)
residuals(tukeyline.obj)
fitted.values(tukeyline.obj)
print(tukeyline.obj)
Arguments
x, y |
the arguments can be any way of specifying x-y pairs. |
Value
An object of class tukeyline.
Methods are available for the generic functions coefficients,
residuals, fitted.values, and print.
References
Tukey, J. W. (1977). Exploratory Data Analysis, Reading Massachusetts: Addison-Wesley.
See Also
lm.
Examples
library(eda)
data(cars)
plot(cars)
z <- line(cars)
abline(coef(z))