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Use the given degree of confidence and sample data to construct a confidence interval for...

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Use the given degree of confidence and sample data to construct a confidence interval for the population mean Assume that the population has a normal distribution Thirty randomly selected students took the calculus final If the sample mean was 90 and the standard deviation was 9 0 construct a 99 percent confidence interval for the mean score of all students O 85 47 94 53 O 85 95 94 05 O 85 49 94 51 87 21 92 79

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