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A preliminary study of hourly wages paid to unskilled

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Reference no: EM13578059

Question: A preliminary study of hourly wages paid to unskilled employees in three metropolitan areas was conducted. Seven employees were included from Area A, 9 from Area B and 12 from Area C. The test statistic was computed to be 4.91. What can we conclude at the 0.05 level?

A) Mean hourly wages of unskilled employees all areas are equal

B) Mean hourly wages in at least 2 metropolitan areas are different

C) More degrees of freedom are needed

D) None of these is correct

Reference no: EM13578059

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