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1.A simple random sample of ten college freshmen was asked how many hours of sleep they typically got per night. The results were 8.5, 8,

1.A simple random sample of ten college freshmen was asked how many hours of sleep they typically got per night. The results were 8.5, 8, 6.5,7.5,6,9,8.5,24,6.5,9.5

(a) The data contain an outlier that is clearly a mistake. Eliminate the outlier, then construct a98%confidence interval for the mean amount of sleep from the remaining values. Round the answers to at least two decimal places

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