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Perform the appropriate hypothesis test using alpha = .05

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Problem 3

A sales manager wants to know if the sales productivity of her east region is greater than
the sales productivity of her west region. The results of a sample of 12 salespersons from
the east region and 16 salespersons from the west region are shown below. Perform the
appropriate hypothesis test using alpha = .05. What can you conclude?

East West
65.5 72.1
83.0 52.3
73.2 63.3
83.1 63.3
71.1 79.9
76.8 59.7
69.9 74.8
86.8 78.2
74.9 75.9
70.1 67.9
60.5 78.0
72.3 60.0
63.1
44.8
56.4
65.9

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The expert performs the appropriate hypothesis test using alpha of 0.05. A complete, neat and step-by-step solution is provided in the attached file.

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