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Thread: Number of Positives

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    Number of Positives




    Hi,

    If I have 128 samples and each sample has a 0.25 probability of being positive, what is the probability that I will have at least 24 positives? How would I calculate this?

    Thanks
    Shelley

  2. #2
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    Re: Number of Positives


    Hint: binomial distribution

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