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13 March, 14:32

The IQ test is designed such that the scores on it are normally distributed with a mean of 100 and a standard deviation of 15. If

a person can score two standard deviations above the mean, then they are considered gifted. What score does a person need

in order to be classified as gifted?

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Answers (1)
  1. 13 March, 14:38
    0
    130

    Step-by-step explanation:

    A standard deviation is 15, so 2 standard deviation is 30, 2 standard deviations above 100 is 100+30=130
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