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Calculating a Confidence Interval

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What information is necessary to calculate a confidence interval? Is the size of the population relevant when one is determining the sample size for a confidence interval? What is necessary to determine the sample size?

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This solution details what information is necessary in calculating the confidence interval and also if the size of the population is related to the sample size.

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To calculate a confidence interval, we need the same mean, sample standard deviation, sample ...

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