Eminem, Inc. manufactures music CDs. At the start of 2021, Eminem planned to produce 110,000 CDs for which the standard cost for each CD is: Plastic (0.25 pounds at $6.00 per pound) $1.50 Labor (0.10 hour at $12.00 per hour) 1.20 Overhead ($0.70 fixed and $0.90 variable) 1.60 Total $4.30 Overhead is allocated based on the number of units produced. Eminem isolates material purchase variances at the point of purchase. The following information summarizes Eminem's results for 2021: Actual production Actual variable overhead Actual fixed overhead 112,000 CDs $91,000 $85,500 How much is the controllable overhead variance for 2021? $4,400 favorable $1,300 favorable $1,600 favorable $5,000 favorable $1,800 favorable