1. Welcome Stand Quietly * Take out math folder

2. Warm-Up #3 What is the probability of getting a 1?
Give me four different answers for each problem (Fraction, decimal, percent, and word)
What is the probability of getting a 1?
What is the probability of getting a number greater than 3?
What is the probability of getting a 7?

3. Homework (9/12/17)
Worksheet: 10.4 HW fundamental counting principal

4. Homework Solutions

5. Lesson 10.4 Probability Compound Events
Students will use tree diagrams, tables, or a formula to find the number of possible outcomes. Students will find probabilities of compound events. (MP4 Model with Mathematics. CCSS.7.SP.8)

6. Compound Probability involves MORE than one event!
Vocabulary:
Compound Probability- refers to probability of more than ____________ event.
Tree Diagram– shows the total possible __________________ of an event.
Fundamental Counting Principle– used to determine the total possible ____________________ when more than one event is combined.
Calculating Compound Probability– may use a tree diagram OR may _________________ the first event TIMES the second event.
one
outcomes
outcomes
MULTIPLY

7. Tree Diagrams: Tossing Two Coins: Total Outcomes: _____ 4 Coin 2
Heads
Tails
Tails
Heads
Total Outcomes: _____ 4

8. Tossing Three Coins: H T H T H T H T Total Outcomes: _____ 8 Coin 3
Heads
_____
Tails H T H T
Tails
Heads
_____ H T H T
Total Outcomes: _____ 8

9. 3) Tossing One Coin and One Number Cube:
____ 1 2 3 H 4 5
____ 6 1 2 3 T 4 5 6
Total Outcomes: _____ 12

10. Chocolate or Vanilla Ice cream Sprinkles, Nuts, or Cherry
4) Choosing a Sundae with the following choices (may only choose one from each category):
Chocolate or Vanilla Ice cream
Fudge or Caramel Sauce
Sprinkles, Nuts, or Cherry
Total Outcomes: _____ 12

11. DATE: ______/_______/_______
Math-7 NOTES
DATE: ______/_______/_______
What: probability of compound events
Why: To create and analyze tree diagrams; discover and use the fundamental counting principle; and use multiplication to calculate compound probability.
NAME:
Compound Probability involves MORE than one event!
Vocabulary:
Compound Probability- refers to probability of more than _______________ event.
Tree Diagram– shows the total possible _______________________ of an event.
Fundamental Counting Principle– used to determine the total possible outcomes when ________________ than one event is combined.
Calculating Compound Probability– may use a tree diagram OR may _________________
the first event TIMES the second event.
Tree Diagrams:
Tossing Two Coins:
Tossing Three Coins:
Coin 2
Coin 1
Heads
Tails
Tails
Heads
Total Outcomes: _____
Coin 3
Coin 2
Coin 1
Heads
_____
Tails
Tails
Heads
_____
Total Outcomes: _____

12. Chocolate or Vanilla Ice cream Sprinkles, Nuts, or Cherry
3) Tossing One Coin and One Number Cube:
Number
Cube
Coin
____
____
Total Outcomes: _____
4) Choosing a Sundae with the following choices (may only choose one from each category):
Chocolate or Vanilla Ice cream
Fudge or Caramel Sauce
Sprinkles, Nuts, or Cherry
Total Outcomes: _____
Is there a shortcut?