,Suppose that 80\%, percent of trees in a forest of 300 trees are infected with a virus, and we take an SRS of 5 trees to test for the virus

Question

,Suppose that 80\%, percent of trees in a forest of 300 trees are infected with a virus, and we take an SRS of 5 trees to test for the virus. What is the probability that exactly 2of the 5 trees have the virus?

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Jezebel 5 years 2021-07-30T08:07:44+00:00 1 Answers 72 views 0

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  1. Orla
    0
    2021-07-30T08:09:02+00:00
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    Answer: .0512

    Step-by-step explanation:

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Giải phương trình 1 ẩn: x + 2 - 2(x + 1) = -x . Hỏi x = ? ( )