Aptitude {BSDA}R Documentation

Aptitude test scores versus productivity in a factory

Description

Data for Exercises 2.1, 2.35 and 2.51

Usage

Aptitude

Format

A data frame with 8 observations on the following 4 variables.

aptitude
a numeric vector
product
a numeric vector
SRES1
a numeric vector
FITS1
a numeric vector

Source

Kitchens, L. J. (2003) Basic Statistics and Data Analysis. Duxbury

Examples

str(Aptitude)
attach(Aptitude)
plot(aptitude,product,main="Exercise 2.1")
model1 <- lm(product~aptitude)
model1
abline(model1,col="red",lwd=3)
resid(model1)
fitted(model1)
cor(product,aptitude)
detach(Aptitude)

[Package BSDA version 0.1 Index]