BSDA (version 1.01)

Randd: Research and development expenditures and sales of a large company

Description

Data for Exercise 9.36 and Example 9.8

Usage

Randd

Format

A data frame with 12 observations on the following 5 variables.

rd

a numeric vector

sales

a numeric vector

SRES1

a numeric vector

FITS1

a numeric vector

RESI1

a numeric vector

Examples

# NOT RUN {
str(Randd)
attach(Randd)
plot(rd,sales)
model <- lm(sales~rd)
abline(model)
summary(model)
# plot(model)
detach(Randd)
remove(model)
# }