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Math Help - Business Statistics-

  1. #1
    bradywa
    Guest

    Cool Business Statistics-

    If p= 1/3 and N=900, what is the mean of this binomial distribution?

    Also if p= 1/5 and N= 100 What is the standard devation of this binomial distribution?
    Thanks-
    Brad
    (overwhelmed)
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  2. #2
    Junior Member frenzy's Avatar
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    Quote Originally Posted by bradywa View Post
    If p= 1/3 and N=900, what is the mean of this binomial distribution?

    Also if p= 1/5 and N= 100 What is the standard devation of this binomial distribution?
    Thanks-
    Brad
    (overwhelmed)

    this should be in bold in your book


    mean is N*p


    s.d. is (N*p*(1-p))^(1/2)
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