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    saywhat235 Posts: 5, Reputation: 1
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    May 4, 2010, 06:30 PM
    Statistics
    The distribution for scores of a particular IQ test for adults is approximately normal with mean 100 and standard deviation 15. Given that the probability of IQ less than 106 is 0.6554, find the probability that at least 5 out of a randomly selected groups of 12 adults will have IQ less than 106.
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    Clough Posts: 26,677, Reputation: 1649
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    May 4, 2010, 09:00 PM
    Quote Originally Posted by saywhat235 View Post
    The distribution for scores of a particular IQ test for adults is approximately normal with mean 100 and standard deviation 15. Given that the probability of IQ less than 106 is 0.6554, find the probability that at least 5 out of a randomly selected groups of 12 adults will have IQ less than 106.
    Hi, saywhat235!

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