company sc curtomers are governmental agencies, prices are strictly reeulated, Therefore, Hart I abs must corstantly monitor and control its testing costs Shown below are the standard costs for a fypical test. The lab does not maintain an inventory of test tubes As a result, the tobes purchased each month are used that month. Actual activity for the montf of November 2020 , when 800 tests were conducted, reulted in the following: Monthly budgeted fored overhead is $15,600. Revenues for the month were $52.000, and selling and administrative expenses were $3,500. Compute the total overhead variance. Total Overhead variance 5 HART LABS, INC. Income Statement