Probability in Science
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Questions and Answers

What is the sum of probabilities of two complementary events A and B?

  • $1$ (correct)
  • $2$
  • $0.5$
  • $0$

    • What is the probability of an event that is certain to occur?

  • $100$
  • $0$
  • $1$ (correct)
  • $0.5$

    • What is the probability of an impossible event?

  • $0.5$
  • $0$ (correct)
  • $1$
  • $100$

    • If a coin is fair, what is the probability of getting a 'heads'?

    <p>$0.5$</p> Signup and view all the answers

    How is the probability of an event expressed?

    <p>Both as a number from 0 to 1 and a percentage from 0% to 100%</p> Signup and view all the answers

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