JTRussell3416 JTRussell3416

13-05-2023
Business

contestada

A researcher wants to estimate the mean age of all Business Week readers at a 99% confidence level. It is known that the standard deviation of ages of all Business Week readers is 9 years. The sample size that will yield a maximum en or of estimate within 3 years of the population mean is: a) 60 b) 97 c) 185 d) 235

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