The data comes from the US presidential election in the state of Georgia. The undercount is the difference between the number of ballots cast and votes recorded. Voters may have chosen not to vote for president, voted for more than one candidate (disqualified) or the equipment may have failed to register their choice.
data(gavote)A data frame with 159 observations on the following 10 variables. Each case represents a county in Georgia.
equipThe voting equipment used: LEVER,
OS-CC (optical, central count), OS-PC (optical,
precinct count) PAPER, PUNCH
econeconomic status of county: middle poor rich
perAApercent of African Americans in county
ruralindicator of whether county is rural or urban
atlantaindicator of whether county is in
Atlanta or not: notAtlanta
gorenumber of votes for Gore
bushnumber of votes for Bush
othernumber of votes for other candidates
votesnumber of votes
ballotsnumber of ballots