ex9_2: Ex9_2

Description Usage Format Source References Examples

Description

OBS: 105

Usage

1
data("ex9_2")

Format

A data frame with 105 observations on the following 2 variables.

sales

weekly sales revenue in millions of dollars

adv

weekly advertising expenditure in millions of dollars

Source

http://principlesofeconometrics.com/poe4/poe4.htm

References

Courtesy of Mid-West Department Store

Examples

1
2
data(ex9_2)
## maybe str(ex9_2) ; plot(ex9_2) ...

ccolonescu/PoEdata documentation built on May 13, 2019, 2:17 p.m.