domedata: Metrodome fan experiment

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

Description

These files give the results of two experiments to see if manipulating the air conditioning fans in the Minneapolis metrodome can effect the distance travelled by a baseball. The data in domedata were collected in April 2003. The experiment was repeated in May 2003 and domedata1 gives the combined data from the two experiments.

Format

A data frame with 96 observations on the following 7 variables.

Date

a factor with levels March- May

Cond

a factor with levels Headwind, Tailwind

Angle

the actual angle

Velocity

in feet per second

BallWt

weight of ball in grams

BallDia

diameter of ball in inches

Dist

distance in feet of the flight of the ball

Source

Ivan Marusic

References

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

Examples

head(domedata1)

Example output

Loading required package: car
Loading required package: carData
Loading required package: effects
lattice theme set by effectsTheme()
See ?effectsTheme for details.
   Date     Cond Angle Velocity  BallWt BallDia  Dist
1 March Headwind  49.1    154.1 140.980    2.86 355.8
2 March Headwind  49.1    157.1 140.567    2.88 358.8
3 March Headwind  49.4    155.8 141.855    2.83 347.6
4 March Headwind  49.5    153.2 140.099    2.81 343.9
5 March Headwind  49.6    158.8 140.980    2.86 359.3
6 March Headwind  49.9    156.3 140.980    2.86 356.8

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