A confidence interval for a population mean has a margin of error of 2.5. If the...

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Answer 1

Answer #1

The confidence interval is given by $\bar{x}$ $\pm$ ME

The Lower Limit = 69.1 - 2.5 = 66.6

The Upper Limit = 69.1 + 2.5 = 71.6

The Confidence interval is 66.6 to 71.6

Answer 2

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