pscl: ca2006 – R documentation

Become an expert in R — Interactive courses, Cheat Sheets, certificates and more!

ca2006

California Congressional Districts in 2006

Description

Election returns and identifying information, California's 53 congressional districts in the 2006 Congressional elections.

Usage

data(ca2006)

Format

A data frame with 53 observations on the following 11 variables.

district: numeric, number of Congressional district
D: numeric, number of votes for the Democratic candidate
R: numeric, votes for the Republican candidate
Other: numeric, votes for other candidates
IncParty: character, party of the incumbent (or retiring member), D or R
IncName: character, last name of the incumbent, character NA if no incumbent running
open: logical, TRUE if no incumbent running
contested: logical, TRUE if both major parties ran candidates
Bush2004: numeric, votes for George W. Bush (R) in the district in the 2004 presidential election
Kerry2004: numeric, votes for John Kerry (D) in 2004
Other2004: numeric votes for other candidates in 2004
Bush2000: numeric, votes for George W. Bush in 2000
Gore2000: numeric, votes for Al Gore (D) in 2000

Source

2006 data from the California Secretary of State's web site, http://www.sos.ca.gov/elections/prior-elections/statewide-election-results/general-election-november-7-2006/statement-vote/. 2004 and 2000 presidential vote in congressional districts from the 2006 Almanac of American Politics.

Thanks to Arthur Aguirre for the updated links, above.

References

Michael Baraon and Richard E. Cohen. 2006. The Almanac of American Politics, 2006. National Journal Group: Washington, D.C.

Examples

data(ca2006)

## 2006 CA congressional vote against 2004 pvote
y <- ca2006$D/(ca2006$D+ca2006$R)
x <- ca2006$Kerry2004/(ca2006$Kerry2004+ca2006$Bush2004)

pch <- rep(19,length(y))
pch[ca2006$open] <- 1
col <- rep("black",length(y))
col[11] <- "red"    ## Pembo (R) loses to McNerney (D)
plot(y~x,pch=pch,
     col=col,
     xlim=range(x,y,na.rm=TRUE),
     ylim=range(x,y,na.rm=TRUE),
     xlab="Kerry Two-Party Vote, 2004",
     ylab="Democratic Two-Party Vote Share, 2006")
abline(0,1)
abline(h=.5,lty=2)
abline(v=.5,lty=2)
legend(x="topleft",
       bty="n",
       col=c("red","black","black"),
       pch=c(19,19,1),
       legend=c("Seat Changing Hands",
         "Seat Retained by Incumbent Party",
         "Open Seat (no incumbent running)")
       )

pscl

Political Science Computational Laboratory

v1.5.5

GPL-2

Authors

Simon Jackman, with contributions from Alex Tahk, Achim Zeileis, Christina Maimone, Jim Fearon and Zoe Meers

Initial release

2020-02-25