mantel: Mantel's artifical data for stepwise regression

Description Format Source References Examples

Description

An artificial data set suggested by N. Mantel to illustrate stepwise regression methods.

Format

A data frame with 5 observations on the following 4 variables.

Y

the response

X1

predictor 1

X2

predictor 2

X3

predictor 3

Source

Mantel, N. (1970). Why stepdown procedures in variable selection? Technometrics, 12, 621–625.

References

Weisberg, S. (2014). Applied Linear Regression, 4th edition. Hoboken NJ: Wiley.

Examples

1

Example output

Loading required package: car
Loading required package: effects
Loading required package: carData

Attaching package: 'carData'

The following objects are masked from 'package:car':

    Guyer, UN, Vocab

lattice theme set by effectsTheme()
See ?effectsTheme for details.
   Y  X1   X2   X3
1  5   1 1004  6.0
2  6 200  806  7.3
3  8 -50 1058 11.0
4  9 909  100 13.0
5 11 506  505 13.1

alr4 documentation built on May 29, 2017, 10:51 a.m.