value: 1.66 points Cubicle Solutions sells productivity software such as word processors, spreadsheets, and personal informa can call in with technical questions about the installation and use of Cubicle products. Monthly data on the number of support calls and call center costs for the last year have been collected and Month Support Calls 46 NOWN- Call Center Cost $569 690 680 580 740 700 680 710 700 635 655 640 Required: a. Estimate the monthly fixed costs and the unit variable cost per support call using the high-low estimation me dollars.) Overhead Costs = per call pport calls b. Draw a scattergraph relating call center costs to the number of support calls. Instructions: 1. On the graph below. use the point tool to plot the point corresponding to the call center costs to the rel 2. Repeat the process for the remainder of the sample (Month 2, Month 3, ...). 3. To enter exact coordinates, double click on the point and enter the exact co-ordinates of x and y. High-Low Method, Scattergraph Cubicle Solutions Month