The Birthday Paradox Quiz
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Questions and Answers

What are the chances of a shared birthday if there are 30 people in a room?

  • Less than 1/2
  • About 7/10 (correct)
  • More than 4/5
  • Exactly 1/2
  • With how many people in a room is there more than a 99% chance of a shared birthday?

  • 100
  • 40
  • 57 (correct)
  • 70
  • What is the numerical measure of how likely or unlikely an event is to occur called?

  • Possibility
  • Probability (correct)
  • Potentiality
  • Certainty
  • What is the range of probabilities?

    <p>Between 0 and 1</p> Signup and view all the answers

    What happens to the number of combinations as more people are added to the room in relation to the chances of a shared birthday?

    <p>Increases quickly</p> Signup and view all the answers

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