Lecture Progress

Wednesday, April 30th

last day of class

Monday, April 28th

Statistics, polls. Nonresponse bias, selection bias, captyre & release. The Alar scare. Simple Random Sampling.

Friday, April 25th

Exam 3

EXAM FRIDAY!

Monday, April 21st

Start Statistics. Break into groups and discuss worksheet. And here are my notes.

Friday, April 18th

Deciphering intercepted messages. Worksheet, Quiz 11 and Quiz 11 key

Wednesday April 16th

Hill Cipher Worksheet

Monday, April 14th

Affine Cipher and Hill cipher. (Section 8.6 and some of 8.7) worksheet

Friday, April 11th

Encryption. Quiz 10.,

Wednesday, April 9th

Finished up Game Theory. Started chapter 8, section 6. Encryption. Shift codes, glimpse at Affine Ciper.

Monday, April 7th

Simultaneous move games with communication.(section 9.6) Worksheet., with a key

Friday, April 4th

Linear programming, Quiz 9. Quiz 9 key

Wednesday, April 2nd

Solving 2x2 games with linear programming (sec 9.5)

Monday March 31st

Solving 2x2 games. Worksheet and My notes

Friday March 26th

EXAM 2

Wednesday March 26th

Guest Lecture (Dan Z): Stable Marriage Problem.

Monday March 24th

Guest Lecture (Dan Z): Stable Marriage Problem.

Friday March 14th

Pie day. Solving for optimal strategy -- given one players' mixed strategy and trying to figure out what your strategy should be. Quiz 8.
Quiz 8 Solution, and a correction to the first problem

Wednesday March 12th

Zero sum games with mixed strategies. Matrix multiplication, probability and expected value. Worked worksheet and practice with matrix/prob stuff
Here are my notes.

Monday March 10th

Simultaneous move games, Zero Sum games. worksheet

Friday March 5th

Reviewing simultaneous move games and payoff matrices. Quiz 7
Quiz 7 Solution

Wednesday March 5th

Section 9.2: Simultaneous move games, dominated-ness. Handed out this worksheet to be part of the homework.

Announcements:
  1. I have grades calculated. If you are at a C or lower, I will send you an email. Else, you can ask in person/office hours/email about your grade.
  2. Next exam at the end of this month
  3. I still have a few peoples' exams. I will try to hand them back on Friday.

Monday March 3rd

Game theory.Section 9.1.Alternate move games. Game trees, partial game trees, compressed game trees, tic tac toe, nim. Worksheet

Friday February 29th

Substitute. Quiz 6
Quiz 6 Solution

Wednesday February 27th

Weighted voting systems. Shapley Shubik power index.

Monday February 25th

Weighted voting systems. Banzhaf. Number of coalitions vs. number of sequential coalitions.

ANNOUNCEMENTS:

Here are supplemental packets from which I have been or will be working and taking homework questions from lately:

Friday, February 22nd

Weighted voting systems, Banzhaf power index. Here is what I've said so far about weighted voting systems and Here is a worksheet we worked on for about 20 minutes that will be part of the homework.
Announcements:

Wednesday, February 20th

Exam

Monday, February 18th

EXAM REVIEW.
EXAM WEDNESDAY!

Friday, February 15th

Weighted voting systems. Quiz 5And here are the Quiz 5 Solutions

Wednesday February 13th

Arrow's conditions. Arrow's theorem. Possible solution: Approval voting. Walked though arrow's conditions with approval voting. Weighted voting systems. Here are my notes
EXAM NEXT WEDNESDAY!

Monday February 11th

Independence of irrelevant alternatives worksheet and handout with questions (4.14, 4.19,4.20,4.21) relating to Arrow's theorem and Pareto unanimity condition.

Friday February 8th

Black's Method (Elect Condorcet Winner if it exists, else elect Borda winner). Independence of irrelevant alternatives (which has a short blurb in the book, a sort of convoluted blurb in wikipedia and was well-illustrated by an in-class example or 2). Quiz 4 And here are the Quiz 4 Solutions

Wednesday February 6th

Condorcet Winner/Loser Criterion. Sequential Pairwise Voting. Instant Runoff Voting. Worked through this worksheet in groups.Here are my notes.

Monday February 4th

Majority Rule, Majority criterion, societal preference ranking, quota systems, plurality vs. majority, Borda Count. Worked through this worksheet in groups.

Friday February 1st

Dictatorship, Imposed Rule, Minority Rule. Anonymity, Neutrality, Monotonicity. Quiz 3. And here are my notes.
Quiz 3 Solution

Wednesday January 30th

Section 2.4 and the beginning of voting theory (sec 1.1 ish).Plurality and Plurality with runoff. Here are today's notes.

Monday January 28th

Re-work how to tackled H-H and Webster's methods. Did this worksheet.

Friday January 25th

Homework questions, Quiz 2. Quiz 2 Solution

Wednesday January 23rd

Divisor methods in general. Two worksheets in class (to be finished as part of the homework), the warmup and the blue worksheet
Here are my notes.

Friday January 18th

Recap Jefferson's method. Webster's method. (i.e. finish up sec 2.2). Quiz 1. Quiz 1 Solution
Here are my notes

Wednesday January 16th

Recap Hamilton's & Lowndes' methods. Jefferson's method. Threshold divisors, modified quotas. For problem 2, sec 2.2 of homework, only do Jefferson's not Webster's (feel free to attempt webster's, but it's more fidgety than Jefferson's).

Here are my notes

Monday January 14th

Intro, Apportionment: Ch 2 sec 1.Apportionment ~ have resources you want to dole out non-arbitrarily. Some terminology:
  1. Stuff to dole out = seats.
  2. Amount of stuff = # seats = size of house.
  3. parties stuff is doled out to = states
  4. total population is the sum of all the states' populations
Examples with kindergarteners, vaccine, house of reps. Natural divisor (total pop/ # seats) e.g. # kids/ pencil, natural quota = state pop/ natural divisor, beginning indicator of how many seats to give to a state (or pencils to a class or vaccines to a hospital branch). Hamilton's Method & Lowndes' method (relative fractional part).

Here are my notes