The poll's focus is on Obama and then Democrats and Republicans in Congress.
data("gov.poll")
A data frame with 4223 observations on the following 2 variables.
poll
a factor with levels approve disapprove
approve
disapprove
eval
a factor with levels Democrats Obama Republicans
Democrats
Obama
Republicans
# NOT RUN { data(gov.poll) ## maybe str(gov.poll) ; plot(gov.poll) ... # }
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