Ch. 14-- Voting Preference tables E, F, G, and H are running for math club president If everyone is asked to rank their preferences, how many different.

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Presentation transcript:

Ch Voting Preference tables E, F, G, and H are running for math club president If everyone is asked to rank their preferences, how many different ballots could exist? ____ Instead, we only get 4 as seen on the right. Question: Which one should win? Number of votes st placeEFFG 2 nd placeFGHF 3 rd placeGHGH 4 th placeHEEE

Different voting techniques Plurality Borda Count Plurality with Elimination Pairwise comparison – See book for definitions (p. 777) – See book for Ex. #1: PRST (p )

Ex #2-- Plurality Number of votes st placeADDC 2 nd placeBBBB 3 rd placeCCAA 4 th placeDACD

Ex #2-- Borda Count Number of votes st placeADDC 2 nd placeBBBB 3 rd placeCCAA 4 th placeDACD

Ex 2- Plurality with Elimination Number of votes st placeADDC 2 nd placeBBBB 3 rd placeCCAA 4 th placeDACD

Ex 2- Pairwise Comparison Number of votes st placeADDC 2 nd placeBBBB 3 rd placeCCAA 4 th placeDACD