For the year ending November 31, 2017, Cobb Company accumulates the following data for the Plastics Division which it operates as an investment center: contribution margin$692,320 budget, $702,576 actual; controllable fixed costs$297,500 budget, $303,600 actual. Average operating assets for the year were $2,078,000. Prepare a responsibility report for the Plastics Division beginning with contribution margin.