Odessa, Inc, manufacturers one model of computer desk. The following data are available regarding units shipped and total shipping costs: Required: 1. Prepare a scattergraph of Odessas shipping cost and draw the line you believe best fits the data. Instruction: 1. Use the point to plot each units shipped/Total cost combination. 2. To enter coordinates, double click on the point and enter the values for units shipped and Total cost. 3. Using the high-low method, calculate Odessas total fixed shipping cost per unit. 4. Perform a least-square regression analysis on Odessas data. 5. Using the regression output, create a linear (y = a + bx) for estimating Odessas shipping costs