Davison Co. prepared the following contribution format income statement based on a sales vol of production is 5,000 units to 15,000 units): Required: If the selling price increased by $2 per unit and the sales volume decreased by 1,000 units, what Davison Co. prepared the following contribution format income statement based on a sales vol of production is 5,000 units to 15,000 units): Required: If the selling price increased by $2 per unit and the sales volume decreased by 1,000 units, what