R Dataset / Package robustbase / education

Submitted by pmagunia on March 9, 2018 - 1:06 PM
Dataset License
GNU General Public License v2.0
Attachment Size
dataset-59020.csv 1.21 KB
Documentation

Education Expenditure Data

Description

Education Expenditure Data, from Chatterjee and Price (1977, p.108). This data set, representing the education expenditure variables in the 50 US states, providing an interesting example of heteroscedacity.

Usage

data(education)

Format

A data frame with 50 observations on the following 6 variables.

State

State

Region

Region (1=Northeastern, 2=North central, 3=Southern, 4=Western)

X1

Number of residents per thousand residing in urban areas in 1970

X2

Per capita personal income in 1973

X3

Number of residents per thousand under 18 years of age in 1974

Y

Per capita expenditure on public education in a state, projected for 1975

Source

P. J. Rousseeuw and A. M. Leroy (1987) Robust Regression and Outlier Detection; Wiley, p.110, table 16.

Examples

data(education)
education.x <- data.matrix(education[, 3:5])
summary(lm.education <- lm(Y ~ Region + X1+X2+X3, data=education))
## See  example(lmrob.M.S) # for how robust regression is used
--

Dataset imported from https://www.r-project.org.

Documentation License
GNU General Public License v2.0

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