! Required information [The following information applies to the questions displayed below.] Odessa, Inc., manufactures one model of computer desk. The following data are available regarding units shipped and total shipping costs: Number of Units Total Shipping Month January Shipped Cost 60 $3,750 February 25 2,350 March 35 2,150 April 40 2,400 May 75 3,700 June 80 4,000 July 55 3,000 Required: 3. Using the high-low method, calculate Odessa's total fixed shipping costs and variable shipping cost per unit. 4. Perform a least-squares regression analysis on Odessa's data. 5. Using the regression output, create a linear equation (y = a + bx) for estimating Odessa's shipping costs. Complete this question by entering your answers in the tabs below. Required 3 Required 4 Required 5 Perform a least-squares regression analysis on Odessa's data. (Use Microsoft Excel or a statistical package to find the coefficients using least-squares regression. Round your answers to 2 decimal places.) Intercept X Variable Coefficients < Required 3 Required 5 >