Dorphmund Industries have two similar factories. There is some disagreement, because people working in each factory think
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Dorphmund Industries have two similar factories. There is some disagreement, because people working in each factory think those in the other factory are getting higher wages.
A sample of wages was taken from each factory with the following results:
Sample 1: size = 45, mean = $250, standard deviation = $45
Sample 2: size = 35, mean = $230, standard deviation = $40
What can you say about the wages?
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