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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
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=100; mean, (x bar) = 82.0 cm; sample standard deviation, s=5.0 cm
What is the margin of error (round to one decimal place)?
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