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Use the given degree of confidence and sample data to construct a confidence interval for the population mean p. Assume that the population has a

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Use the given degree of confidence and sample data to construct a confidence interval for the population mean p. Assume that the population has a normal distribution. The principal randomly selected six students to take an aptitude test. Their scores were: 84.5, 86.1, 83.7, 70.2, 82.1, 84.0 Determine a 90% confidence interval for the mean score for all students. 86.65

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