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Mathematics, 30.11.2021 02:10 naysia2006
A researcher want to determine an interval estimate for the average weight of adult gorillas in pounds . She wants to be 80% certain that she is within 4.8 of the true average. From past studies, it is known that the standard deviation of the weights of adult gorillas is 16.6 pounds . What is the minimum sample size necessary to estimate the population mean?
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