Question: Reef Office Supplies is interested in estimating the relationship between customer service costs and sales. The following data are available: Required a. Prepare a scatter
Reef Office Supplies is interested in estimating the relationship between customer service costs and sales. The following data are available:
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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.
Month May June July August September Sales $170,000 $210,000 $230,000 $255,000 $275,000 Customer Service Cost $9,740 $10,100 $10,690 $12,750 $13,830
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a b The relation appears to be approximately linear be... View full answer
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