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    confidence interval

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    Details: The estimated value of a population mean is $120, and the upper limit of the 90% confidence interval is $140. A 95% confidence interval has also been constructed. Given this information, which of the following best describes the lower limit of the 95% confidence interval?

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    https://brainmass.com/statistics/confidence-interval/confidence-interval-population-mean-16982

    Solution Summary

    Details: The estimated value of a population mean is $120, and the upper limit of the 90% confidence interval is $140. A 95% confidence interval has also been constructed. Given this information, which of the following best describes the lower limit of the 95% confidence interval?

    $2.19

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