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Mathematics, 06.08.2019 03:20 ArelysMarie

The mean weight of newborn infants at a community hospital is 6.6 pounds. a sample of seven infants is randomly selected and their weights at birth are recorded as 9.0, 7.3, 6.0, 8.8, 6.8, 8.4, and 6.6 pounds. does the sample data show a significant increase in the average birthrate at a 5% level of significance?

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The mean weight of newborn infants at a community hospital is 6.6 pounds. a sample of seven infants...
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