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A doctor at a local hospital is interested in estimating the birth weight of infants...

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A doctor at a local hospital is interested in estimating the birth weight of infants How large at least a sample must she select if she desires to be 95 confident that her estimate is within 2 ounces of the true mean Assume that a sample standard deviation is 7 ounces based on earlier studies 06 O 34 O 47 48 05 Smy

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A doctor at a local hospital is interested in estimating the birth weight of infants How large at least a sample must she select if she desires to be 95 confident that her estimate is within 2 ounces of the true mean Assume that a sample standard deviation is 7 ounces based on earlier studies 06 O 34 O 47 48 05 Smy

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