environmental {vis}R Documentation

environmental

Description

Data frame with components: ozone, radiation, temperature, and wind. Measurements of daily ozone concentration (ppb), wind speed (mph), daily maximum temperature (degrees F), and solar radiation (langleys) on 111 days from May to September 1973 in New York. This data frame is similar to air in SPLUS (or library(data) in S), but has a different definition for ozone ( air contains cube-roots of ozone).

Usage

data(environmental)

Format

A data frame with 111 observations on the following 4 variables.

ozone
a numeric vector
radiation
a numeric vector
temperature
a numeric vector
wind
a numeric vector

Source

All of the data sets from Cleveland (1993) can be obtained from Statlib by email or ftp. Send the message "send visualizing.data from S" to statlib@lib.stat.cmu.edu, or access lib.stat.cmu.edu by ftp, log in as statlib, and retrieve the file S/visualizing.data. trellis.datasets S-PLUS Language Reference S-Plus, trellis.datasets

References

Cleveland, William S. (1993). Visualizing Data. Hobart Press, Summit, New Jersey.

Examples

data(barley)

[Package vis version 1.0 Index]