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Warm Up – Thursday 9/24 Find the simplified form of 5 3x 2x2x +

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Presentation on theme: "Warm Up – Thursday 9/24 Find the simplified form of 5 3x 2x2x +"— Presentation transcript:

1 Warm Up – Thursday 9/24 Find the simplified form of 5 3x 2x2x +

2 Lesson 1.2Counting Outcomes & Tree Diagrams (Text 12.2) Tree Diagram A diagram that shows possible outcomes of an event

3 Example 1ATree Diagrams Suppose you have 2 different toys you receive in your box of Lucky Charms cereal. Find the probability that you will receive Both two within buying two boxes cereal? Box 1 Box 2 Toy 1 Toy 2 Toy 1 Toy 2 Toy 1 Toy 2

4 Example 1BTree Diagrams Suppose you have 3 different toys you receive in your box of Lucky Charms cereal. Find the probability that you will receive All three toys within buying 3 boxes cereal? See Textbook for diagram

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6 Fundamental Counting Principal Event M can occur m way and N occurs n ways. The total number of outcomes of event M followed by N is m∙n. (Note: The order matters) Example 2AFCP Suppose you have 5 SMOD shirts, 3 SMOD pants, and two pairs of shoes to choose from. How many potential outfits might you Put together without repeating an outfit? ShirtsPantsShoes 532 30 Days

7 Example 2BFCP Mr. Jones has 10 girls on his AAU basketball team. Jenny will play Center, and the remaining 9 girls may fill any of the other positions. How many lineups might he choose? 198 3024 Lineups CenterG1G2 F1F2 76

8 Example 2CFCP How many North Carolina license plates like the one show may be Uniquely created? 26 175,760,000 Plates 10 L1L2L3 N1N2 N3N4 10

9 “and” Rule for Probability Example 3A“and Rule” Independent Events Suppose you draw one card at a time (with replacement) from a standard deck of playing cards? What is the probability of drawing an ace followed by spade? AceSpade If event A is followed event B, P(A and B) = P(A) P(B)

10 Example 3B“and Rule” Independent Events Suppose you draw one marble at a time (with replacement) from A bag containing 5 white, 6 red, and 9 blue? What is the probability of drawing an white and then a blue marble? WhiteBlue

11 Example 4A“and Rule” Dependent Events Suppose you draw one card at a time (without replacement) from a standard deck of playing cards? What is the probability of drawing an ace followed by a king? Aceking

12 Example 4B“and Rule” Dependent Events Suppose you draw one marble at a time (without replacement) from A bag containing 8 white, 2 red, and 10 blue? What is the probability of drawing an white and then another white? White

13 Example 5.68.94.06.0408.08.92.2944

14 Example 6

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