Please answer (a)&(b)

Scatter Diagrams and High-Low Cost Estimation Assume the local Pearle Vision has the following information on the number of sales orders received and order-processing costs. Month Sales Orders Order-Processing Costs 165,400 100,750 241,400 163,800 39,550 86,200 125,000 3,000 1,500 4,400 2,800 2,300 1,200 2,000 4 7 Required (a.) Use information from the high-and low-volume months to develop a cost- estimating equation for monthly order-processing costs. 0 +$ 0 X (b.) Plot the data on a scatter diagram. Using the information from representative high- and low-volume months, develop a cost estimating equation for monthly production costs. If needed, an Excel worksheet is provided in the following link in order to create the agram scatter diagram: Scatter Di 0 +$ 0