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21-12-2022
Mathematics

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a hypothesis regarding the weight of newborn infants at a community hospital is that the mean is 25.1 pounds. a sample of seven infants is randomly selected and their weights at birth are recorded as 23.1, 29.1, 30.1, 30.1, 27.1, 34.1, and 34.1 pounds. what is the sample standard deviation?

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