cloud: Florida area cumulus experiment, FACE I.

In alr4: Data to Accompany Applied Linear Regression 4th Edition

Description

The data summarize the results of the first Florida Area Cumulus Experiment, or FACE-1, designed to study the effectiveness of cloud seeding to increase rainfall in a target area (Woodley, Simpson, Biondini, and Berkley, 1977).

Format

This data frame contains the following columns:

A

Action, 1=seed, 0=do not seed

D

Day after June 16, 1975

S

Suitability for seeding

C

percent cloud cover in experimental area, measured using radar in Coral Gables, Florida

P

10^7 m^3 prewetness

E

echo motion category, either 1 or 2, a measure for type of cloud

Rain

10^7 m^3 in target area

Source

Woodley, W.L., Simpson, J., Biondini, R., and Berkley, J. (1977). Rainfall results 1970-75: Florida area cumulus experiment. Science, 195, 735-742.

References

Weisberg, S. (2014). Applied Linear Regression, 4th edition. Hoboken NJ: Wiley.

Examples

head(cloud)

Example output

Loading required package: car
Loading required package: carData
Loading required package: effects
lattice theme set by effectsTheme()
See ?effectsTheme for details.
  A D    S    C     P E  Rain
1 0 0 1.75 13.4 0.274 2 12.85
2 1 1 2.70 37.9 1.267 1  5.52
3 1 3 4.10  3.9 0.198 2  6.29
4 0 4 2.35  5.3 0.526 1  6.11
5 1 6 4.25  7.1 0.250 1  2.45
6 0 9 1.60  6.9 0.018 2  3.61

alr4 documentation built on May 2, 2019, 6:40 p.m.