N January the company produced 3,380 units using 13,520 pounds of the direct material and 2,824 direct labor-hours. During the month, the company purchased 14,280 pounds of the direct material at a cost of $35,100. The actual direct labor cost was $75,841 and the actual variable overhead cost was $33,828. The company applies variable overhead on the basis of direct labor-hours. The direct materials purchases variance is computed when the materials are purchased. The labor rate variance for January is: Multiple Choice $407 F $407 U $2,833 U $2,833 F