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Conditional Probability

Quiz by LisaAnn

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3 questions
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  • Q1
    In a class of students, the following data table summarizes how many students have a cat or a dog. What is the probability that a student has a dog given that they have a cat?
    Question Image
    11/13
    6/29
    11/29
    2/13
    30s
  • Q2
    In a class of students, the following data table summarizes how many students have a brother or a sister. What is the probability that a student who does not have a sister has a brother?
    Question Image
    7/9
    6/19
    6/13
    2/19
    30s
  • Q3
    The following table represents the highest educational attainment of all adult residents in a certain town. If a resident who is 30-49 years old is chosen at random, what is the probability that they have completed a bachelor's degree and no more? Round your answer to the nearest thousandth.
    Question Image
    0.39
    0.13
    0.24
    0.62
    30s

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