Two's Day HW

Tonight please complete the following: (you can find all of the homework questions and answers below, so you won't need a book tonight...)

1.) "Stamp" worksheet about "A school plans to create a committee of 4 students..." provided in class or below.

2.) (You can do these on the back of the worksheet if you like):

Page 364-365: 21ab, 22ab, 23

Here are the homework questions:

And here are the answers so you can check:

• "Stamp" Worksheet (A committee.....)
• a.) 0.0529
• b.) 0.956
• c.) 0.00882
• Textbook Problems page 364-365:
• 21a.) 0.32
• 21b.) 0.135

• 22a.) 0.25
• 22b.) 0.875

• 23a.) 0.266
• 23b.) No, having a garage and a pool are not independent because a house with a garage is more likely to have a pool (26.6%) than any random house (21%).
• 23c.) Having a garage and a pool are not mutually exclusive (disjoint) because some (17%) of homes have both. 

Today's Class Recap:

• Stamp = conditional probability and two way tables
• We then went over this problem in our notes and used it to develop a formula for conditional probability
• HW Questions (from book)
• Completed the "middle left slide" example (about going to Canada and Mexico) using conditional probability

Here's the plan for the coming weeks, in case you're curious:

• Wednesday (12/5): Notes/examples--conditional probability and tree diagrams
• Thursday (12/6): Chapter 15 Classwork/Practice
• Friday (12/7): Chapter 15 wrap up notes/practice
• Weekend = Ch. 15 take home quiz?
• Monday (12/10): Ch. 15 math quiz? Start ch. 16 notes
• Tuesday (12/11): Ch. 15 Vocab Quiz, Ch. 16 Notes
• Wednesday-Friday (12/12 to 12/14): Chapter 16 notes and classwork
• Monday (12/17): Chapter 16 wrap-up
• Tuesday (12/18): Probability Practice?
• Wednesday (12/19): Probability Math Exam
• Thursday (12/20): Probability Vocab Exam + Chapter 17 Intro
• Friday (12/21): Chapter 17 Notes/Examples
• We will finish chapter 17 and have a quiz after break
• Monday (12/24) to Tuesday (1/1) = Break
• You WILL have an assignment over break....either....
• Review Take Home (will be provided even if not assigned for practice)
• Chapter 13 Reading Questions/Quiz
• Wednesday (1/2) to Friday (1/4): Finish ch. 17 (end of probability)
• Monday (1/7) to Friday (1/11): Chapter 12 or 13 Notes
• Monday (1/14) to Friday (1/18): MIDTERM EXAMS = PRACTICE AP EXAM

Bonus Stamp Solution:

• Check out the solution (below) to the bonus stamp question we had over break--even if you didn't do it! 
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