Fat Chance - Homework 4
October 6, 2014
Due before class on Wednesday, October 8.
This is the rst third of the assignment, covering the material from the lecture on Friday, September 26.
Contact Eric Riedl, ebriedl@math.harvard.edu with questions.
These p

Fat Chance - Homework 1
September 8, 2014
Due at 5pm on Friday, September 12.
This is the entire assignment for the rst week.
Contact Eric Riedl, ebriedl@math.harvard.edu with questions.
1.
An area code consists of a three digit number. If there are no r

Fat Chance - Homework 7
October 27, 2014
Note the clarication on problem 3.
Due before class on Wednesday, October 29.
This is the entire assignment.
Contact Eric Riedl, ebriedl@math.harvard.edu with questions.
These problems were posted after Wednesdayss

Fat Chance - Homework 7
November 10, 2014
Due before class on Wednesday, November 12.
This is the rst part of the assignment.
Contact Eric Riedl, ebriedl@math.harvard.edu with questions.
These problems were posted after Fridays lecture.
1. Suppose Daisy D

These are quick-and-dirty answers to the practice exam, for your
reference. Email Eric with any typos/errors.
(1) (a) 15.2
(b) .5
1
(2) no switch = 5 , switch = 2
5
(3) (a) P (C) = sp + rq
rq
(b) sp+rq
(4) (a) 1
6
5
(b) 36
(c) 1
6
(d) 1
6
(e) independent

These are solutions to Exam 2
1. (a) There are three snake pits and four TV pits, so the probability of
having snakes is 3 .
7
(b) If you guessed snakes originally, you have a probability of 1 of getting
5
2
snakes when you switch. Otherwise you have a pr

Fat Chance - Homework 2
September 17, 2014
Due before class on Wednesday, September 17.
This is the entire assignment, covering the material from Fridays and Mondays lectures.
Contact Eric Riedl, ebriedl@math.harvard.edu with questions.
These problems wer

Fat Chance - Homework 5
October 22, 2014
Due before class on Wednesday, October 15.
This is the entire assignment, covering the material from the lecture on Wednesday October 8.
Note that this will be the only set of problems for this week, because of the

Fat Chance - Homework 3
September 26, 2014
Due before class on Wednesday, September 24.
This is the entire assignment, covering the material from Wednesdays and Fridays, and Mondays lectures.
Contact Eric Riedl, ebriedl@math.harvard.edu with questions.
Th

Fat Chance - Homework 1
September 15, 2014
Due on Friday, September 12.
This is the rst third of the assignment, covering the material from the rst two lectures.
The remaining problems will be posted on Monday.
Contact Eric Riedl, ebriedl@math.harvard.edu

Fat Chance - Homework 9
November 17, 2014
Due before class on Wednesday, November 19.
This is the complete assignment.
Contact Eric Riedl, ebriedl@math.harvard.edu with questions.
These problems were posted after Wednesdays lecture.
1. Suppose you roll tw

Fat Chance - Homework 5
October 13, 2014
Due before class on Wednesday, October 15.
This is the entire assignment, covering the material from the lecture on Wednesday October 8.
Note that this will be the only set of problems for this week, because of the

Fat Chance - Homework 3
September 22, 2014
Due before class on Wednesday, September 24.
This is the entire assignment, covering the material from Wednesdays and Fridays, and Mondays lectures.
Contact Eric Riedl, ebriedl@math.harvard.edu with questions.
Th

Fat Chance - Homework 6
October 22, 2014
Due before class on Wednesday, October 22.
This is the rst third of the assignment, covering the material from the lecture on Wednesday, October 15.
Contact Eric Riedl, ebriedl@math.harvard.edu with questions.
Thes

Fat Chance - Homework 10
November 30, 2014
Due by Wednesday, November 26.
This is the rst installment, covering Wednesdays lecture.
Contact Eric Riedl, ebriedl@math.harvard.edu with questions.
These problems were posted after Wednesdays lecture. In these,

Fat Chance - Homework 4
November 3, 2014
Due before class on Wednesday, October 8.
This is the rst third of the assignment, covering the material from the lecture on Friday, September 26.
Contact Eric Riedl, ebriedl@math.harvard.edu with questions.
These

Fat Chance - Homework 7
November 3, 2014
Note the clarication on problem 3.
Due before class on Wednesday, October 29.
This is the entire assignment.
Contact Eric Riedl, ebriedl@math.harvard.edu with questions.
These problems were posted after Wednesdayss

Fat Chance - Homework 9
December 16, 2014
Due before class on Wednesday, November 10.
This is the rst part of the assignment.
Contact Eric Riedl, ebriedl@math.harvard.edu with questions.
These problems were posted after Wednesdays lecture.
1. Suppose you

EMPIRICAL AND MATHEMATICAL REASONING 14
FAT CHANCE
PRACTICE FINAL EXAM
DECEMBER 20, 2014
Name :
General Instructions: This is the practice exam for the nal. It is
expected to take 2 hours, just like the nal, but you will have the full
three hours for the

Practice Final Answers
December 13, 2014
These are quick-and-dirty answers to the practice nal, provided so that you
can check your work. Please email Eric (ebriedl@math.harvard.edu) if you spot
any typos.
1. (a) 2004
(b) 668
4
3
2. (a) 13 12
(b) 12
3. (

Fat Chance - Practice Exam 1 Answers
September 30, 2014
Due to popular request, these are quick-and-dirty answers to the practice test so you can check your work.
They are not meant to be completely justied answers.
They were typed very quickly and may co

EMPIRICAL AND MATHEMATICAL REASONING 14
FAT CHANCE
PRACTICE FIRST EXAM
SEPTEMBER 28, 2014
Name :
General Instructions: This is the practice exam for the rst midterm.
It is expected to take 1.5 times as long as the real midterm.
(1) (a) How many numbers ar

Fat Chance - Homework 6
October 29, 2014
Due before class on Wednesday, October 22.
This is the rst third of the assignment, covering the material from the lecture on Wednesday, October 15.
Contact Eric Riedl, ebriedl@math.harvard.edu with questions.
Thes

Fat Chance - Homework 8
December 13, 2014
Due before class on Wednesday, November 12.
This is the rst part of the assignment.
Contact Eric Riedl, ebriedl@math.harvard.edu with questions.
These problems were posted after Fridays lecture.
1. Suppose Daisy D

EMPIRICAL AND MATHEMATICAL REASONING 14
FAT CHANCE
PRACTICE SECOND EXAM
OCTOBER 31, 2014
General Instructions: This is the practice exam for the second
midterm. It is expected to take 1.5 times as long as the real midterm.
One note: we now have many more

Fat Chance - Homework 10
December 15, 2014
Due by Wednesday, November 26.
This is the rst installment, covering Wednesdays lecture.
Contact Eric Riedl, ebriedl@math.harvard.edu with questions.
These problems were posted after Wednesdays lecture. In these,

Fat Chance - Homework 2
September 15, 2014
Due before class on Wednesday, September 17.
This is the entire assignment, covering the material from Fridays and Mondays lectures.
Contact Eric Riedl, ebriedl@math.harvard.edu with questions.
These problems wer