R Dataset / Package robustbase / coleman

Submitted by pmagunia on March 9, 2018 - 1:06 PM
Dataset License
GNU General Public License v2.0
Attachment Size
dataset-70026.csv 698 bytes
Documentation

Coleman Data Set

Description

Contains information on 20 Schools from the Mid-Atlantic and New England States, drawn from a population studied by Coleman et al. (1966). Mosteller and Tukey (1977) analyze this sample consisting of measurements on six different variables, one of which will be treated as a responce.

Usage

data(coleman)

Format

A data frame with 20 observations on the following 6 variables.

salaryP

staff salaries per pupil

fatherWc

percent of white-collar fathers

sstatus

socioeconomic status composite deviation: means for family size, family intactness, father's education, mother's education, and home items

teacherSc

mean teacher's verbal test score

motherLev

mean mother's educational level, one unit is equal to two school years

Y

verbal mean test score (y, all sixth graders)

Author(s)

Valentin Todorov

Source

P. J. Rousseeuw and A. M. Leroy (1987) Robust Regression and Outlier Detection Wiley, p.79, table 2.

Examples

data(coleman)
pairs(coleman)
summary( lm.coleman <-     lm(Y ~ . , data = coleman))
summary(lts.coleman <- ltsReg(Y ~ . , data = coleman))coleman.x <- data.matrix(coleman[, 1:6])
(Cc <- covMcd(coleman.x))
--

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

Documentation License
GNU General Public License v2.0

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