Ilyapng6894 Ilyapng6894

24-05-2023
Mathematics

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Scores of an iIQ test have a bellaped distribution with a mean of 100 and a standard deviation of 10. Use the empirical rule to determine the following (a) What percentage of people has an IQ score between 43 and 157?
(b) What percentage of people has an IQ score less than 81 or greater than 119?
(c) What percentage of people has an IQ score greater than 138?

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