Question

Reef Office Supplies is interested in estimating the relation-ship between customer service costs and sales. The following data are available:



Required
a. Prepare a scattergraph of customer service cost (vertical axis) and sales (horizontal axis).
b. Comment on whether there appears to be a linear relation between cost and sales and whether any of the observations appear to beoutliers.


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  • CreatedSeptember 18, 2013
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