The hourly wages in a particular industry are normally

Chapter 10, Problem 18E

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QUESTION:

Problem 18E

The hourly wages in a particular industry are normally distributed with mean $13.20 and standard deviation $2.50. A company in this industry employs 40 workers, paying them an average of $12.20 per hour. Can this company be accused of paying substandard wages? Use an α = .01 level test.

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QUESTION:

Problem 18E

The hourly wages in a particular industry are normally distributed with mean $13.20 and standard deviation $2.50. A company in this industry employs 40 workers, paying them an average of $12.20 per hour. Can this company be accused of paying substandard wages? Use an α = .01 level test.

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