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Recall: Types of ballots. Standard Ballot. Preference List Ballot. Ordinal Ballot. Cardinal Ballot. CARdinal ballots. ~ a ballot where voters are asked to rank their choices on a predetermined scale. EX : Rank each pizza choice on a scale of 1 to 10, where 10 is the highest score. .
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Recall: Types of ballots Standard Ballot Preference List Ballot Ordinal Ballot Cardinal Ballot
CARdinal ballots ~ a ballot where voters are asked to rank their choices on a predetermined scale. EX: Rank each pizza choice on a scale of 1 to 10, where 10 is the highest score.
Example: 9 students voted on the pizza using a cardinal ballot in the following manner: Fill in the missing information below:
What information does your completed ballot give that the standard and ordinal ballots do not? The information shows the difference b/w a voter that mildly prefers one over the other and a voter that prefers one much more than the other. • Which ballot do you prefer? • Which type of ballot would you want to use to vote for something important to you?
Run-off elections: Election decision ~ The process of choosing a winner. • If there is no clear winner a revote must take place … … using a standard ballot ~ the revote must take place by the voters returning to the polls. … using an ordinal or cardinal ballot ~ If no candidate obtains a majority vote, then the information from the ballots about their preferences can be used to determine a winner using a run-off election decision procedure.
Standard Run-Off Election Number of students with this preference schedule 8 5 6 7 Pepperoni Ham Veggie Sausage Ham Veggie Ham Ham Veggie Sausage Veggie Sausage Sausage Pepperoni Pepperoni Pepperoni 1. Eliminate all candidates except the top two. • Eliminate Ham and Veggie (since Sausage and Pepperoni received the most first-place votes). • Move up Pepperoni and Sausage to fill in the blanks. 2. Determine the winner between the top two. • Pepperoni = 8 1st place votes; Sausage = 18 1st place votes.
EXAMPLE: Use the run-off procedure to select a winner from the results summarized below. Eliminate Hot Dog and Chicken Caesar. Rewrite table below. Pizza = 9 votes; Spaghetti = 18 votes