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Probability and Chance Outcomes
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Probability and Chance Outcomes
🎲 Part 1: Understanding Chance Events
1. What does "probability" mean?
How much money something costs
How likely something is to happen
How fast something moves
How big something is
2. You flip a fair coin. What are ALL the possible outcomes?
3. You roll a standard dice (numbered 1-6). List all possible outcomes:
4. Which of these events have equally likely outcomes? (Tick all that apply)
Flipping a fair coin (heads or tails)
Rolling a fair dice (1, 2, 3, 4, 5, or 6)
Picking the weather tomorrow (sunny, rainy, or cloudy)
Drawing a card from 5 red cards and 5 blue cards
🌟 Part 2: Analysing Chance Experiments
5. A spinner has 4 equal sections: red, blue, green, and yellow. Are the outcomes equally likely?
Yes, because all sections are the same size
No, because there are different colours
Maybe, it depends on how fast you spin
6. A bag contains 8 red marbles and 2 blue marbles. You pick one marble without looking. Which outcome is more likely?
Getting a red marble
Getting a blue marble
Both are equally likely
7. Explain why your answer to question 6 is correct:
8. A spinner has 3 sections: one large red section and two small blue sections of equal size. The red section is twice as big as each blue section. Which colour is more likely to be spun?
Red
Blue
Both are equally likely
💭 Part 3: Real-Life Probability
9. Give an example of a chance event from your everyday life where the outcomes are equally likely:
10. Give an example of a chance event from your everyday life where the outcomes are NOT equally likely:
11. Your teacher has a jar with 6 lollies: 4 strawberry and 2 chocolate. Without looking, you pick one lolly. Complete the sentence:
I am _________ likely to pick a strawberry lolly than a chocolate lolly because _________________________________.
12. Design your own fair chance experiment. Describe what you would use and list all possible outcomes:
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