Workers employed in a large service industry have an average wage of $ 9 0 0 per hour with a standard deviation of $ 0 5 0 The industry has 3 6 workers of a certain ethnic group These workers have an average wage of $ 8 9 5 per hour Calculate the probability of obtaining a sample mean less than or equal to $ 8 9 5 per hour ( Round your answer to four decimal places ) 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 employed in the service industry No , it is not reasonable, because the probability of obtaining a sample mean less than or equal to $ 8 9 5 per hour is greater than 0 0 5 Yes, it is reasonable, because the probability of obtaining a sample mean less than or equal to $ 8 9 5 per hour is greater than 0 0 5 No , it is not reasonable, because the probability of obtaining a sample mean less than or equal to $ 8 9 5 per hour is less than 0 0 5 Yes, it is reasonable, because the probability of obtaining a sample mean less than or equal to $ 8 9 5 per hour is less than 0 0 5

Question

Workers employed in a large service industry have an average wage of $ 9   0 0 per hour with a standard deviation of $ 0   5 0   The industry has 3 6 workers of a certain ethnic group  These workers have an average wage of $ 8   9 5 per hour  Calculate the probability of obtaining a sample mean less than or equal to $ 8   9 5 per hour  ( Round your answer to four decimal places  ) 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 employed in the service industry  No , it is not reasonable, because the probability of obtaining a sample mean less than or equal to $ 8   9 5 per hour is greater than 0   0 5   Yes, it is reasonable, because the probability of obtaining a sample mean less than or equal to $ 8   9 5 per hour is greater than 0   0 5   No , it is not reasonable, because the probability of obtaining a sample mean less than or equal to $ 8   9 5 per hour is less than 0   0 5   Yes, it is reasonable, because the probability of obtaining a sample mean less than or equal to $ 8   9 5 per hour is less than 0   0 5

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Workers employed in a large service industry have an average wage of $ 9 . 0 0 per hour with a standard deviation of $

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