(See Steps) A confidence interval for a population mean has a margin of error of 3.4. Determine the length of the confidence interval and if the sample
Question: A confidence interval for a population mean has a margin of error of 3.4. Determine the length of the confidence interval and if the sample mean is 52.8, obtain the confidence interval.
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(Solution Library) Using # 3, you found a 90% confidence interval for
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