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Bell-shaped distribution with a mean

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Suppose the IQ scores have a bell-shaped distribution with a mean of 104 and a standard deviation of 18. Using the empirical rule, what percentage of IQ scores are between 86 and 122?

Reference no: EM131201975

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Bell-shaped distribution with a mean : Suppose the IQ scores have a bell-shaped distribution with a mean of 104 and a standard deviation of 18. Using the empirical rule, what percentage of IQ scores are between 86 and 122?
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