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Introduction to Probability Objective: Find the theoretical probability of an event.

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Presentation on theme: "Introduction to Probability Objective: Find the theoretical probability of an event."— Presentation transcript:

1 Introduction to Probability Objective: Find the theoretical probability of an event.

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6 Random Outcomes

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8 Theoretical Probability

9 Example 1

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11 Try This Find the probability of randomly selecting a blue disk in one draw from a container that contains 2 red disks, 3 blue disks, and 3 yellow disks.

12 Try This Find the probability of randomly selecting a blue disk in one draw from a container that contains 2 red disks, 3 blue disks, and 3 yellow disks. The event is selecting one blue disk. The number of outcomes in the event is 3. The sample space is 8.

13 Example 2

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15 Try This Find the probability of a dart landing in region B of the dartboard.

16 Try This Find the probability of a dart landing in region B of the dartboard.

17 Example 3

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19 Try This

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21 Fundamental Counting Principle If there are m ways that one event can occur and n ways that another event can occur, then there are m x n ways that both events can occur.

22 Example 4

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24 Example 5

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27 Homework Pages odd odd


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