Chen Company produces chairs and has determined the following direct cost categories and budgeted amounts: Standard Inputs Standard Cost Category for 1 output per input Direct Materials 1.00 $7.50 Direct Labor 0.30 9.00 Direct Marketing 0.50 3.00 Actual performance for the company is shown below: Actual output: (in units) 4.000 Direct Materials: Materials costs $30,225 Input purchased and used 3,900 $7.75 Actual price per input Direct Manufacturing Labor: Labor costs $11.470 Labor-hours of input 1.240 Actual price per hour $9.25 Direct Marketing Labor: Labor costs $5,880 Labor-hours of input 2.150 Actual price per hour $2.80 What is the efficiency variance for direct marketing labor