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Probability Vocabulary Exploration
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Probability Vocabulary Exploration
Read each event carefully. Use probability words such as certain, likely and unlikely to describe how possible an event is. For chance questions, think about what could happen and how often. Compare outcomes when deciding whether they have the same chance.
Probability words
1.Match each word to the meaning that fits it.
- Certain
- Likely
- Unlikely
- Impossible
- Cannot happen
- Could happen, but probably will not
- Will happen for sure
- Has a good chance of happening
2.At a sailing club, a fair six-sided die is rolled. Which word best describes rolling a number from 1 to 6?
- Certain
- Likely
- Unlikely
- Impossible
3.Oliver rolls a fair six-sided die. Which word best describes rolling a number from 1 to 5?
- Certain
- Likely
- Unlikely
- Impossible
Chance in everyday events
4.A fair coin has two sides, heads and tails. Choose the word that describes getting heads on one flip.
- Certain
- Likely
- Unlikely
- Equally likely
5.Fill in the blank: In the usual calendar, a year has 12 months, so a year having 14 months is .
6.Fill in the blank: A fair coin is flipped once. Getting either heads or tails is .
7.Fill in the blank: Aisha is going sailing this afternoon. The forecast says there is a strong chance of wind, so sailing in suitable conditions is .
8.Fill in the blank: A penguin at a New Zealand wildlife centre will probably not fly overhead under its own power. This is .
Counter bag challenge
9.A bag contains 6 red counters, 3 blue counters and 1 yellow counter. Oliver picks one counter without looking. What is the chance of picking a red counter? Choose the best word.
- Certain
- Likely
- Unlikely
- Impossible
10.Using the same bag of 6 red, 3 blue and 1 yellow counter, what is the chance of picking a green counter?
11.The same bag has 6 red, 3 blue and 1 yellow counter. Name one change to the bag that would make picking a blue counter more likely than picking a red counter.
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