Mathematics, 08.03.2021 23:30 orangeicecream
Jean works for the government and was conducting a survey to determine the income levels of a number of different neighborhoods in a metropolitan area. Based on national data, Jean knows that the mean income level in the country is $40,000, with a standard deviation of $2,000. Jean selected three neighborhoods and determined the average income level. What is the probability that the average income level in the neighborhoods was less than $38,000
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Jean works for the government and was conducting a survey to determine the income levels of a number...
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