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please help answer these queations Assume that population mean is to be estimated from the sample described. Use the sample results to approximate the margin

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please help answer these queations

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Assume that population mean is to be estimated from the sample described. Use the sample results to approximate the margin of error and 95% confidence interval. Sample size, n = 64; sample mean, x = 72.0 cm; sample standard deviation, s = 4.0 cm The margin of error is | cm. (Round to one decimal place as needed.) Find the 95% confidence interval. cm

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