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Assume that a sample is used to estimate a population mean . Use the given confidence level and sample data to find the margin of

Assume that a sample is used to estimate a population mean . Use the given confidence level and sample data to find the margin of error. Assume that the sample is a simple random sample and the population has a normal distribution. Round your answer to one more decimal place than the sample standard deviation. 95% confidence; n = 21;= 0.27; s = 0.27

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