Reef Office Supplies is interested in estimating the relationship between customer service costs and sales. The following

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

Required
a. Prepare a scatter graph 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 be outliers.

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