Auditing an Election Using Sampling: The impact of bin size on the probability of detecting manipulation
Jonathan Wand
Having centralized tabulations of votes leads to very difficult and costly auditing requirements due to the large sample size required for verifying the vote totals. With individual identifiers enabling an audit to link an electronic record with a hand checked vote record, this problem is removed, and indeed using a sample within units is better in terms of efficiency than a situation which relies on verifying equivalent sized small units.