Iq scores that separate the unusual iq scores

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IQ scores are measured with a test designed so that the mean is 100 and the standard deviation is 14. Consider the group of IQ scores that are unusual. What are the z scores that separate the unusual IQ scores from those that are? usual? What are the IQ scores that separate the unusual IQ scores from those that are? usual?

Reference no: EM132377043

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