Juhasz Corporation makes a product with the following standards for direct labor and variable overhead: Standard Quantity or HoursStandard Price or Rate Direct labor 0.50hours$24.00per hour Variable overhead 0.50hours$4.40per hour In August the company produced 8,300 units using 4,260 direct labor-hours. The actual variable overhead cost was $17,466. The company applies variable overhead on the basis of direct labor-hours. The variable overhead efficiency variance for August is: