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March 24, 2017

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According to a recent study, 46% of all adults have back problems. If 7 adults are randomly sampled, what is the probability hat 0-7 of the adults have back problems?

  • Math - ,

    I will assume that "0-7" means none out the seven choses has back problems.
    then..
    it is simply : (0.54)^7

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