Mathematics, 14.05.2021 17:10, needhelp9627

Boys of a certain age are known to have a mean weight of μ = 85 pounds. A complaint is made that the boys living in a municipal children's home are underfed. As one bit of evidence, n = 36 boys (of the same age) are weighed and found to have a mean weight of 80.11 pounds. It is known that the population is normally distributed with standard deviation σ = 10.6 pounds. Based on the available data, what should be concluded concerning the complaint?

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Boys of a certain age are known to have a mean weight of μ = 85 pounds. A complaint is made that the...