Probability Theory
MAT 2375
Welcome to the course pages for Brian Gill's Autumn 2007 Probability Theory class!
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Instructor: Dr. Brian Gill Office: OMH 209 E-mail: bgill@spu.edu Phone: 206-281-2954 Tentative Autumn 2007 Office Hours: |
Many of the documents on these pages are password protected. If you are registered in the class, you will receive a password from me in class or by e-mail. You can obtain a copy of the syllabus as well as copies of all class handouts.
Homework Assignments
(Listed by date due)
Current Assignment:
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The take-home final was distributed in class on Wednesday, November 28. It is due at the start of the in-class final exam at 8:00 AM on Thursday, December 5.
Tentative Future Assignments:
Past Assignments:
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Due Monday, November 33 (or maybe December 3; I'm not quite ready for November to end yet): Solutions
Turn in exercises 6 and 7 from the chapter 5 handout.
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Due Wednesday, Nov. 28: Some solutions and more solutions
Turn in exercises 1, 2, 3, and 4 from the Chapter 5 handout. For extra credit, also turn in exercise 5. No homework will be collected on Monday, November 26.
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Due Monday, Nov. 19: Turn in exercises 1, 2, 3, 4, and 5 from the Chapter 4 handout. For exercise #1, you will need the Excel spreadsheet Bayes.xls. Solutions for 1-4, solutions for 5
Also remember that there will be a rework quiz for the midterm on Monday.
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Due Wednesday, Nov. 14: Poker probabilities: If you are dealt five cards from a standard deck of 52 cards, what is the probability of (1) one pair; (2) a full house; (3) two pairs; (ex) a flush?
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The midterm exam will be Monday, Nov. 5.
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Due Wednesday, Oct. 31: Solutions
Turn in exercises 1, 2, 4, 5, 6, 7, 8, and 9 from Chapter 3. For exercise 9, you will need the results of the in-class survey.
Also compute the probability of at least one matching birthday in a group of 27 people (approximately the size of our class). Also compute the probability of at least one matching birthday in a group of 60 people.
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Due Monday, Oct. 22: Solutions
Turn in exercises 9, 10 and 11 from Chapter 2.
In addition, please turn in the following two exercises:
1. Among all adult internet users, 29% are age 18-29, 47% are age 30-49, and the remaining 24% are age 50 or over. Among the 18-29 year old internet users, 47% use online chat rooms. Among internet users age 30-49, 21% use chat rooms, and just 7% on internet users over age 50 use chat rooms. What percentage of all adult internet users (age 18 and up) use chat rooms?
2. At a self-service gas station, 40% of the customers pump regular gas, 35% pump midgrade, and 25% pump premium. Of those who pump regular, 30% pay at least $30. Of those who pump midgrade, 50% pay at least $30. And of those who pump premium, 60% pay at least $30. What is the probability that the next customer pays at least $30?
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Due Monday, Oct. 15:
Turn in exercises 1, 2, 3, 4, 5, 6, 7, and 8 from Chapter 2. Solutions.
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Due Wednesday, Oct. 10:
Nothing will be collected, but you will be asked to complete some additional questions from the Chapter 2 handout before class on Wednesday. Listen for an announcement at the end of class on Monday.
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Due Monday, Oct. 8:
Turn in exercises 4 and 11 from Chapter 1. Solutions
Please also finish the questions in the Chapter 2 handout up to the end of p. 2-7 (this will not be collected, but please complete it before class on Monday).
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Due Wednesday, Oct. 3:
Turn in exercises 6, 7, 8, and 9 from Chapter 1. Solutions
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Due Monday, Oct. 1:
Turn in exercises 1, 2, 3, and 5 from Chapter 1 (these are on page 14 of the chapter 1 handout). Solutions
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Due Wednesday, Sept. 26:
Read the syllabus and the Chapter 1 handout. Turn in personal information sheet.
