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Mathematics, 01.11.2020 04:30 thruhdyjgrt

Scores on a IQ test have a bell-shaped distribution with a mean of 100 and a standard deviation of 12. Use the empirical rule to determine the following. (A) what percentage of people has an IQ score between 64 and 136? (B) what percentage of people has an IQ score less than 64 abs greater than 136? (C) what percentage of people has an IQ score greater than 124?

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Scores on a IQ test have a bell-shaped distribution with a mean of 100 and a standard deviation of 1...
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