Estimate the birth weights of infants

Reference no: EM131870260

A health professional wants to estimate the birth weights of infants. A previous study indicates that the standard deviation of infant birth weights is 7.6 ounces. What size sample is necessary if the health professional wants to estimate the true mean birth weights of infants to within 1.5 ounces with 99% confidence?

Reference no: EM131870260

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