The following labor standards have been established for a particular product: Standard labor-hours per unit of output Standard labor rate 9 hours $ 16.60 per hour The following data pertain to operations concerning the product for the last month: Actual hours worked Actual total labor cost Actual output What is the labor rate variance for the month? Multiple Choice $14,550 F $17,115 U 9,600 hours $ 156,480 950 units