Mathematics, 24.04.2020 16:23 blake4033

A scientist studying babies born prematurely would like to obtain an estimate for the mean birth weight, , of babies born during the 24th week of the gestation period. She plans to select a random sample of birth weights of such babies and use the mean of the sample to estimate . Assuming that the population of birth weights of babies born during the th week has a standard deviation of pounds, what is the minimum sample size needed for the scientist to be confident that her estimate is within pounds of μ?

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A scientist studying babies born prematurely would like to obtain an estimate for the mean birth wei...