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Oak MathsTest · Maths

Using an outcome tree to display outcomes for more than two events

The starter and exit quiz of the lesson “Using an outcome tree to display outcomes for more than two events”, from the unit “Probability: possible outcomes” (Year 9 Maths) by Oak National Academy.

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Oak National Academy

12 questions

  1. Trial: The coin and spinner are both spun once each. Which of these statements are true?
  2. Trial: Spinner R and spinner T will both be spun once. The outcomes of this trial are represented on this outcome tree. In total there will there be ___ branches in layer 2 of the outcome tree.
  3. Trial: flipping the coin and spinning the spinner once each. Which of these are representations that show the complete sample space of this trial?
  4. Trial: spinning this spinner once. Event: factor of 84. This event and its opposite event are represented on an outcome tree. The number of outcomes that should be written inside the box is ___.
  5. This incomplete outcome tree represents all outcomes from spinning spinner X twice and multiplying the results of each spin. Match each letter in the sample space to its value.
  6. Trial: spinning this spinner once. Event 1: even number. Event 2: square number. The outcome that should be written inside the box is ___.
  7. Trial: spinning spinner X twice and spinning spinner Y once. The incomplete outcome tree shows this trial. Which outcomes could go in place of the letter a?
  8. Trial: spinning spinner X twice and spinning spinner Y once. Which of these statements could be true for the highlighted set of branches on this incomplete outcome tree?
  9. Trial: a coin {heads, tails} is flipped three times. The number of outcomes there are in this trial is ___. Sketch an outcome tree to help you.
  10. Trial: Spinner A is spun twice and coin flipped. The outcome of each spin is added together. This incomplete outcome tree shows all the trial's outcomes. The value of a in the sample space is ___.
  11. Trial: spinners 1, 2, and 3 will be spun once each. This incomplete outcome tree represents all outcomes of this trial. Match a, b, c, d, and e to the correct outcome of the trial or stage
  12. Trial: spinning this spinner once. Event 1: even number. Event 2: square number. Event 3: prime number. Match each letter to its outcome.

License: OGL

Using an outcome tree to display outcomes for more than two events · Examplary