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31-10-2022
Mathematics

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Suppose you are asked to construct a 95% confidence interval for an unknown population meanμ. The population standard deviation is unknown and the sample used to construct the interval has sample size=n=20. What critical value∗t∗should be used in the formula? (Use the t-chart, do not round your final answer.)

Suppose you are asked to construct a 95 confidence interval for an unknown population meanμ The population standard deviation is unknown and the sample used to class=

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