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Use the given confidence interval to find the margin of error and the sample mean. (4.16,7.54) The sample mean is . (Type an integer or

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Use the given confidence interval to find the margin of error and the sample mean. (4.16,7.54) The sample mean is . (Type an integer or a decimal.) The margin of error is . (Type an integer or a decimal.)Construct the indicated confidence interval for the population mean u using the t-distribution. Assume the population is normally distributed. C = 0.95, x = 14.2, s= 4.0, n=9 (Round to one decimal place as needed.)

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