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Source: Naulor WW 29. The Empirical Rule The Stanford-Binet Intelligence Quotient (IQ) measures intelligence. IQ scores have a bell shaped distribution with a mean of

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Source: Naulor WW 29. The Empirical Rule The Stanford-Binet Intelligence Quotient (IQ) measures intelligence. IQ scores have a bell shaped distribution with a mean of 100 and a standard devin of 15. (a) What percentage of people has an IO score between 70 and 130? (b) What percentage of people has an IQ score less than 70 greater than 130? 1302 (c) What percentage of people has an 1Q score greater than

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