Quantitative Reasoning

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  • #30093

    Ezra Halleck
    Participant

    18) Using the tree diagram you have drawn, find the probability that exactly two coins land tails up.

    • This topic was modified 7 years, 5 months ago by Ezra Halleck.
    #30127

    Meizhu Deng
    Participant

    p( exactly 2 coins tails up)= 3/8

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