polls_2008 {dslabs}

Poll data for popular vote in 2008 presidential election

Description

Data from different pollsters for the popular vote between Obama and McCain in the 2008 presidential election.

Usage

polls_2008

Format

An object of class data.frame.

Details

• day. Days until election day. Negative numbers are reported so that days can increase up to 0, which is election day.

• margin. Average difference between Obama and McCain for that day.

Source

https://web.archive.org/web/20161108190914/http://www.pollster.com/08USPresGEMvO-2.html

Examples

with(polls_2008, plot(day, margin))