BSDA (version 1.01)

Aptitude: 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

Examples

# NOT RUN {
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)
# }