A researcher is claiming that from 2008 to 2012, the per capita income of Chicago residents was

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A researcher is claiming that from 2008 to 2012, the per capita income of Chicago residents was $26 000 or less. Socioeconomic indicators during this period for the city of Chicago are available. Use the data in “Census_ Data_Selected_socioeconomic_indicators_in_Chicago_2008_2012” to test the researchers claim at 5% significance.

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