preting fixed cost variances LO 8-4, 8-5, 8-6 ts Book Vernon Company established a predetermined fixed overhead cost rate of $23 per unit of product. The company planned to make 6,900 units of product but actually produced only 6,200 units. Actual fixed overhead costs were $165,900 Required a. Determine the fixed cost spending variance and indicate whether it is favorable (F) or unfavorable (U). b. Determine the fixed cost volume variance and indicate whether it is favorable (F) or unfavorable (U). (For all requirements, Select "None" if there is no effect (ie, zero variance).) rences a Total spending variance b. Total volume variance