According the the U.S. Census bureau, the percentage of Santa Ana residents living in poverty is...
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According the the U.S. Census bureau, the percentage of Santa Ana residents living in poverty is 17.7% and the percentage of Irvine residents living in poverty is 13.3%. Suppose that the sample sizes were 1200 for the Santa Ana group and 1500 for the Irvine group. Use the survey data to calculate and interpret a 90% confidence interval for the difference in the proportion living poverty between Santa Ana and Irvine. According the the U.S. Census bureau, the percentage of Santa Ana residents living in poverty is 17.7% and the percentage of Irvine residents living in poverty is 13.3%. Suppose that the sample sizes were 1200 for the Santa Ana group and 1500 for the Irvine group. Use the survey data to calculate and interpret a 90% confidence interval for the difference in the proportion living poverty between Santa Ana and Irvine.
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