Gr 12 Math Lit: Ch 3.1 Probability
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Questions and Answers

What is the probability of an event that is certain to happen?

  • 1 (correct)
  • 0
  • 0.25
  • 0.5
  • What is the probability of rolling a specific number on a dice?

  • 1/12
  • 1/6 (correct)
  • 1/3
  • 1/2
  • What is the probability of not rolling a specific number on a dice?

  • 1/3
  • 1/6
  • 5/6 (correct)
  • 1/2
  • What is the term for the number of times an event occurs?

    <p>Frequency</p> Signup and view all the answers

    What is the probability of an event that is impossible to happen?

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

    What is the probability of rolling an even number on a dice?

    <p>1/2</p> Signup and view all the answers

    What is the term for a single attempt or realization of a probability experiment?

    <p>Trial</p> Signup and view all the answers

    What is the probability of getting heads when tossing a coin?

    <p>1/2</p> Signup and view all the answers

    What do tree diagrams help visualize?

    <p>All possible outcomes of combined events</p> Signup and view all the answers

    What is the purpose of a two-way table?

    <p>To visualize the probability of various combinations</p> Signup and view all the answers

    What is the purpose of collecting more data over time in probability?

    <p>To improve the accuracy of predictions</p> Signup and view all the answers

    What is a false positive result in a medical test?

    <p>A test indicates a positive result when it is actually negative</p> Signup and view all the answers

    What should be considered when analyzing probability in media?

    <p>The reliability of the source</p> Signup and view all the answers

    What is the purpose of weather predictions based on historical data?

    <p>To indicate the likelihood of certain weather conditions</p> Signup and view all the answers

    When using tree diagrams to illustrate combined events, what operation is used to determine the probability of each outcome?

    <p>Multiplication</p> Signup and view all the answers

    What is the primary purpose of using two-way tables in probability?

    <p>To illustrate the probability of combined events</p> Signup and view all the answers

    In weather predictions, what is the primary purpose of using historical data and current measurements?

    <p>To indicate the likelihood of certain weather conditions</p> Signup and view all the answers

    What is the primary consequence of a false positive result in a medical test?

    <p>The patient is mistakenly diagnosed with a disease</p> Signup and view all the answers

    What is the primary purpose of using advanced measurement tools and analysis methods in probability?

    <p>To improve the accuracy of probability predictions</p> Signup and view all the answers

    When evaluating the accuracy of probability predictions in the media, what should be considered?

    <p>All of the above</p> Signup and view all the answers

    What is the purpose of understanding probability in real-life situations?

    <p>To interpret and predict various real-life situations</p> Signup and view all the answers

    What is the probability of rolling a number less than 3 on a fair six-sided dice?

    <p>2/6</p> Signup and view all the answers

    What is the term for an event that occurs without any bias or pattern?

    <p>Random</p> Signup and view all the answers

    What is the probability of getting heads or tails when tossing a fair coin?

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

    What is the term for the calculated probability, not the actual result?

    <p>Theoretical Probability</p> Signup and view all the answers

    What is the probability of rolling an even number or a prime number on a fair six-sided dice?

    <p>4/6</p> Signup and view all the answers

    What is the probability of not rolling a multiple of 3 on a fair six-sided dice?

    <p>4/6</p> Signup and view all the answers

    What is the conversion of the probability 3/4 to a decimal?

    <p>0.75</p> Signup and view all the answers

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