TCO C) The following overhead data are for a department of a large company. Actual Costs Incurred Static Budget Activity level (in units) 800 750 Variable costs: Indirect materials $6,850 $6,600 Electricity $1,312 $1,275 Fixed costs: Administration $3,570 $3,700 Rent $3,320 $3,200 Required: Construct a flexible budget performance report that would be useful in assessing how well costs were controlled in this department