Last data update: 2014.03.03
R: Sample Data on Home Runs Hit By Mark McGwire and Sammy Sosa...
Sample Data on Home Runs Hit By Mark McGwire and Sammy Sosa in 1998.
Description
Game-by-game information for the 1998 season for Mark McGwire and Sammy Sosa. Data are a subset of the dataset provided in Simonoff (1998).
Usage
data(homerun)
Format
A data frame containing 5 variables ("gameno", "month", "homeruns", "playerstatus", "player") and 326 observations.
gameno
an integer variable denoting the game number
month
a factor variable taking with levels "March" through "September" denoting the month of the game
homeruns
an integer vector denoting the number of homeruns hit in that game for that player
playerstatus
an integer vector equal to "0" if the player played in the game, and "1" if they did not.
player
an integer vector equal to "0" (McGwire) or "1" (Sosa)
Source
http://www.amstat.org
References
Simonoff, Jeffrey S. 1998. “Move Over, Roger Maris: Breaking Baseball's Most Famous Record.” Journal of Statistics Education 6(3). Data used are a subset of the data in the article.
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