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A simple random sample of size n = 13 is drawn from a population that is normally distributed. The sample mean is found to
A simple random sample of size n = 13 is drawn from a population that is normally distributed. The sample mean is found to be x=57 and the sample standard deviation is found to be 12. Construct a 95% confidence interval about the population mean. The lower bound is The upper bound is (Round to two decimal places as needed.)
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Linear Algebra with Applications
Authors: Steven J. Leon
7th edition
131857851, 978-0131857858
