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A hypothesis regarding the weight of newborn infants at a community hospital is that the mean is 18.1 pounds. A sample of seven infants is

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A hypothesis regarding the weight of newborn infants at a community hospital is that the mean is 18.1 pounds. A sample of seven infants is randomly selected and their weights at birth are recorded as 17.1, 20.1, 21.1, 22.1, 19.1, 26.1, and 26.1 pounds. If a= 0.050, what is the critical value? The population standard deviation is unknown. points Multiple Choice eBook O 12 .447 0 11.943 0 12.365

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