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B options: Should/should notC options:Is/is not Babies: According to a recent report, a sample of 360 one-year-old baby boys in the United States had a

B options: Should/should notC options:Is/is not

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Babies: According to a recent report, a sample of 360 one-year-old baby boys in the United States had a mean weight of 25.5 pounds. Assume the population standard deviation is o =5.3 pounds. Part 1 of 3 (a) Construct a 95% confidence interval for the mean weight of all one-year-old baby boys in the United States. Round the answer to at least one decimal place. A 95% confidence interval for the mean weight in pounds of all one-year-old baby boys in the United States is

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