Jdpower {BSDA}R Documentation

Number of problems reported per 100 cars in 1994 versus 1995s

Description

Data for Exercise 2.14, 2.17, 2.31, 2.33, and 2.40

Usage

Jdpower

Format

A data frame with 29 observations on the following 3 variables.

Car
a factor with levels Acura BMW Buick Cadillac Chevrolet Dodge Eagle Ford Geo Honda Hyundai Infiniti Jaguar Lexus Lincoln Mazda Mercedes-Benz Mercury Mitsubishi Nissan Oldsmobile Plymouth Pontiac Saab Saturn Subaru Toyota Volkswagen Volvo
X1994
a numeric vector
X1995
a numeric vector

Source

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

Examples

str(Jdpower)
attach(Jdpower)
plot(X1994,X1995)
model <- lm(X1995~X1994)
abline(model)
model
cor(X1995,X1994)
detach(Jdpower)

[Package BSDA version 0.1 Index]