IIS (version 1.0)

emissions: Emissions

Description

This data set contains annual emissions data (in million metric tons of carbon dioxide equivalents) for four common air pollutants from 1990 to 2014 in the United States. This data is displayed in Table 2.3 of Wolfe and Schneider - Intuitive Introductory Statistics.

Usage

emissions

Format

A data.frame with 25 rows and 5 columns indicating the amount of the four pollutants for each year.

Examples

# NOT RUN {
data(emissions)
summary(emissions)
# }