Mathematics, 24.08.2021 22:00, alex7881

A supervisor wants to know the average number of hours worked by employees in a factory. There are 18 managers, 240 laborers, and 54 administrators. Three managers are chosen to participate in the survey. In order for the sample to accurately represent the population, about how many administrators should be chosen?

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A supervisor wants to know the average number of hours worked by employees in a factory. There are 1...