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In a large population of college-educated adults, the mean IQ is 118 with a standard deviation...

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Statistics

In a large population of college-educated adults, the mean IQ is118 with a standard deviation of 20. Suppose 200 adults from thispopulation are randomly selected for a market research campaign.The probability that the sample mean IQ is greater than 120 isSelect one: a. 0.0001. b. 0.0790. c. 0.1230. d. 0.9210. e. Cannotbe determined

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