Production Volume (units) Total Cost ($) 400 4,600 150 5,600 550 6,000 600 6,500 700 7,000 750 7,600 a. Compute bj and bo (to 1 decimal). b1 bo Complete the estimated regression equation (to 1 decimal). y = + b. What is the variable cost per unit produced (to 1 decimal)? c. Compute the coefficient of determination (to 3 decimals). Note: report ~ between 0 and 1. 12 = What percentage of the variation in total cost can be explained by the production volume (to 1 decimal)? % d. The company's production schedule shows 500 units must be produced next month. What is the estimated total cost for this operation (to the nearest whole number)? $