BSDA (version 0.1)

Aptitude: Aptitude test scores versus productivity in a factory

Description

Data for Exercises 2.1, 2.35 and 2.51

Usage

Aptitude

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)