Workers in a large service industry have an average wage of $13.00 per hour with a standard deviation of $0.50. The indu
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Workers in a large service industry have an average wage of $13.00 per hour with a standard deviation of $0.50. The indu
Workers in a large service industry have an average wage of $13.00 per hour with a standard deviation of $0.50. The industry has 64 workers of certain ethnic group. These workers have an average wage of $12.80 per hour. Is it reasonable to assume that the wage rate of the ethnic group is equivalent to that of a random sample of workers from those employees in the service industry?
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