Question: Please include all formulas if any are needed Reef Office Supplies is interested in estimating the relationship between customer service costs and sales. The following

Please include all formulas if any are needed

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

Month CustomerServiceCost Sales

May $ 9,900 $255,000

June $10,100 $210,000

July $10,690 $230,000

August $12,750 $255,000

September $13,830 $275,000

Required

a. Prepare a scattergraph/scatterplotof customer service cost (vertical axis) and sales (horizontal axis).Place your graph here in between parts a. and b.

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. Indicate which month if any may be an outlier and explain why. Your responses need to be in complete sentences with proper grammar and spelling.

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