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Lesson 12-6 Pages 635-639. Counting Outcomes. What you will learn!. How to use tree diagrams or the Fundamental Counting Principle to count outcomes. How to find the probability of an event. Vocabulary. What you really need to know!.
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Lesson 12-6Pages 635-639 Counting Outcomes
What you will learn! • How to use tree diagrams or the Fundamental Counting Principle to count outcomes. • How to find the probability of an event.
What you really need to know! The Fundamental Counting Principle relates the number of outcomes to the number of choices. When you know the number of choices, you can find the probability that an event will occur.
What you really need to know! Choices x Choices = Number of outcomes
A greet-card maker offers four birthday greetings in five possible colors, as shown in the table. How many different cards can be made from four greeting choices and five color choices?
A greet-card maker offers four birthday greetings in five possible colors, as shown in the table. How many different cards can be made from four greeting choices and five color choices? 4 greetings x 5 colors = 20 ways
times the number of decorative wraps equals the numberof possible outcomes. times the number of styles of phones The number of types of payment plans 3 4 6 72 A cell phone company offers 3 payment plans, 4 styles of phones, and 6 decorative phone wraps. How many phone options are available?
Henry rolls a number cube and tosses a coin. What is the probability that he will roll a 3 and toss heads?
There are 12 possible endings. The is only 1 chance out of all 12 to roll a 3 and toss heads. 1 2 3 4 5 6 Number Cube H T H T H T H T H T H T Coin
Page 637 Guided Practice #’s 4-9
Read: Pages 635-637 with someone at home and study examples!
Homework: Pages 638-639 #’s 10-26 all #’s 29 and 30 Lesson Check 12-6
Page 754 Lesson 12-6
The outcomes of rolling two number cubes. 10 with only one 3.
The outcomes of rolling two number cubes. 18 odd sums and 18 even sums.
Homework: Pages 638-639 #’s 10-26 all #’s 29-42 all Lesson Check 12-6