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The mean federal income tax paid last year by a random sample of 33 persons selected from a city was $4301. Suppose the standard deviation of tax…

The mean federal income tax paid last year by a random sample of 33 persons selected from a city was $4301. Suppose the standard deviation of tax paid in this city is σ = $797. The 95% confidence interval for the population mean (rounded to two decimal places) is:

The lower limit is $

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The upper limit is $

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