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Year 7 maths · X.2 · Probability

Likelihood of events from percent probabilities

Probabilities run from 0 (impossible) to 1 (certain). Write one of the five words.

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  1. An event has a probability of 100%. Is it impossible, unlikely, equally likely, likely or certain? Write one of those.

    Answer: certain

  2. An event has a probability of 50%. Is it impossible, unlikely, equally likely, likely or certain? Write one of those.

    Answer: equally likely

  3. An event has a probability of 85%. Is it impossible, unlikely, equally likely, likely or certain? Write one of those.

    Answer: likely

Tip: Probabilities run from 0 (impossible) to 1 (certain). Write one of the five words.

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