Experiments to determine how likely an outcome is

12 questions

1. __________ is a single predefined test.
2. The likelihood of an outcome can be described as __________ if its likelihood of happening is the same as its likelihood of not happening.
3. Which statement describes the meaning of 'unlikely'?
4. Which term belongs at point E on the scale of likelihoods?
5. A bag contains counters that are each labelled with a letter from A to C. One counter is chosen at random from the bag. Which term describes the likelihood of choosing the letter 'B'?
6. A regular six-sided dice is rolled. Match the events with the term that describes their likelihood of happening.
7. __________ is a repetition of a trial multiple times in order to observe how often each outcome occurs.
8. The __________ an experiment contains, the more confident you can be about any conclusions made based on its results.
9. During an experiment, a toy brick is dropped 100 times and its landing position is noted. Based on the results in the bar chart, which way is the brick least likely to land when it is dropped?
10. Sofia is planning experiment involving dropping slices of buttered toast to see which way around it is most likely to land. Which number of trials would produce the most reliable conclusion?
11. Jacob conducts an experiment where he flips a coin 10 times to check whether landing 'heads' is equally likely as landing 'tails'. How could this experiment be improved?
12. Jacob flips a coin 10 times. It lands 'heads' 3 times and 'tails' 7 times. Which statement is true?

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