Re: [EM] MAMD (Max Assent Min Dissent)

2012-01-03 Thread Jameson Quinn
2012/1/2 fsimm...@pcc.edu Mike wrote .. MMPO with symmetric completion at bottom, while avoiding Kevin's bad-example, also sometimes loses MMPO's ABE-success: 60: AB 55: B 100: C Forest replied Here is the pairwise opposition matrix for MAMD: [[155, 110, 87.5],

[EM] Chris: ABF grading

2012-01-03 Thread MIKE OSSIPOFF
Chris: You said: Forest: Why are your suggested grade options labelled A, C, F and not A, C, E? [endquote] Because that's the school letter-grading system in the U.S. A,B,C,D,F Why do we skip E? Probably because E can be construed to stand for Excellent, and so F is used instead, to

[EM] Does Bucklin 2-level satisfy Participation (mono-add-top)?

2012-01-03 Thread Ted Stern
I've seen examples in which Bucklin (with equal ratings) fails the Participation criterion, AKA Woodall's mono-add-top criterion for deterministic methods: the participation criterion says that the addition of a ballot, where candidate A is strictly preferred to candidate B, to an existing

Re: [EM] Does Bucklin 2-level satisfy Participation (mono-add-top)?

2012-01-03 Thread Jameson Quinn
It depends on the tiebreaker used when there is are multiple majorities at second level. If the tiebreaker is that the most second-level votes wins, then I believe that the method meets participation. Otherwise, AB votes can cause BA (instead of just A) to pass the second-level threshold and

[EM] Three Slot Voting Equipment

2012-01-03 Thread fsimmons
That's very interesting, Mike. I didn't know that three slot voting equipment was already in place; I never knew how exactly they handled ballot iniatives. All the more reason to narrow down to the best three slot methods! Election-Methods mailing list - see http://electorama.com/em for