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Home > Mathematics > General Mathematics > Preliminary Course > Probability > PB2: Relative frequency and probability > Quick quiz: A sample of multiple choice questions for this topic.

PB2

  1. For this spinner, the probabilty of scoring Red is:
     
    Pie chart one eigths red
     
    • 1/5
    • 1/8
    • 1/4
    answer

     

  2. Probability tree
     
    Use this tree diagram to help you calculate the probability of T2.
     
    • 1/6
    • 1/3
    • 4/6
    answer

     
  3. A bag contains 4 white and 3 yellow balls. If one ball is chosen at random the probability that it is yellow is:
     
    • 3/4
    • 1/3
    • 3/7
    answer

     
  4. The probability of choosing a red card from a standard pack of playing cards is:
     
    • 50%
    • 1/2
    • 0.5
    answer

     
  5. Which of the following could not represent a probability?
     
    • 0
    • 100%
    • 1.2
    answer

     
  6. In an experiment, a coin has been tossed 6 times and each toss came up as tails. This means:
     
    • The next toss has a better chance of being heads.
    • The next toss has an even chance of being heads or tails.
    • The coin must be biased.
    answer

     
  7. The probability of obtaining a six on a biased die is 0.4. What is the probability of not obtaining a six?
     
    • 60%
    • 5/6
    • 5/9
    answer

     

Answers

  1. 1/8
     
  2. 1/6
     
  3. 3/7
     
  4. 50%, 1/2 and 0.5 are all correct responses
     
  5. 1.2
     
  6. The next toss has an even chance of being heads or tails.
     
  7. 60%
     

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