1. Transparency 9 Click the mouse button or press the Space Bar to display the answers.

2. Transparency 9a

3. 9-1 Probability

4. Video Tutor Help Finding the odds in favor or against an eventFinding the odds in favor or against an event (9-1) Finding the odds in favor or against an event Using probability to solve a real world problem Basic probability Construct a histogram Probability Theoretical Probability Finding Probability Finding Probabilities from 0 to 1 Khan Academy

5. Video Tutor Help Finding the probability of the complement of an even

6. Worksheets Daily Notetaking Guide Worksheets Version A Practice, Guided Problem Solving Lesson 9-1 Practice 9-1 Guided Problem Solving 9-1

7. Vocabulary Practice Vocabulary 9A: Graphic Organizer Vocabulary 9B: Reading Comprehension Vocabulary 9C: Reading/Writing Math Symbols Vocabulary 9D: Visual Vocabulary Practice Vocabulary 9E: Vocabulary C Vocabulary 9F: Vocabulary Review Puzzle Vocabulary (Electronic) Flash Cards Patterns and Rules

8. Additional Lesson Examples Step-by-Step Examples Lesson 9-1

9. Lesson Readiness Lesson Quiz Problem of the Day Lesson 9-1

19. Example 9-1a Suppose a number cube is rolled. What is the probability of rolling a 4 or a 5? There are 2 numbers on the number cube that are a 4 or a 5: 4 and 5. There are 6 possible outcomes: 1, 2, 3, 4, 5, and 6. Answer:The probability of rolling a 4 or a 5 is Find Probability

20. Find the probability of selecting a vowel from the letters F, G, H, and I. Express the probability as a fraction, decimal, and a percent. LESSON 9-1 The event vowel has one outcome, I, out of four possible outcomes. P(vowel) = number of favorable outcomes 1414 total number of possible outcomes P(vowel) = = 0.25 = 25%Write as a fraction, decimal, and percent. 1414 Probability Additional Examples

25. Jacques has 1 blue shirt, 5 white shirts, 3 green shirts, and 2 brown shirts. He selects a shirt from his closet with his eyes shut. Find each probability. LESSON 9-1 a. P(white shirt) There are 11 possible outcomes. The event white shirt has 5 favorable outcomes. P(white shirt) = number of favorable outcomes 5 11 total number of possible outcomes Probability Additional Examples

26. (continued) LESSON 9-1 There are 11 possible outcomes. The event not green shirt has 8 favorable outcomes. b. P(not green shirt) c. P(blue shirt) P(not green shirt) = number of favorable outcomes 8 11 total number of possible outcomes There are 11 possible outcomes. The event blue shirt has 1 favorable outcome. P(blue shirt) = number of favorable outcomes 1 11 total number of possible outcomes Probability Additional Examples

27. Example 9-3a Use the table below to determine the experimental probability of landing on heads for this experiment. Answer:The experimental probability of landing on heads in this case is Find Experimental Probability