Voting Tabulation Accuracy

Using Recounts to Measure the Accuracy of Vote Tabulations: Evidence from New Hampshire Elections 1946-2002

Working Paper No.: 
Date Published: 
Andrew Reeves
Harvard University
Stephen Ansolabehere
The 2000 presidential election exposed a surprisingly high level of inaccuracy in the tabulation of ballots. Differences between total vallots cast and votes counted were as high as 19 percent in some counties in Florida, and these discrepancies were widely attributed to the ballot formats, the handling of ballots, and machine operations. For those involved in the administration of elections the recount was particularly troubling. Over the last 40 years the United States has introduced new technologies, especially punch card and optically scanned ballots, to improve vote tabulations.
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