Radon Corporation manufactured 41 comma 500 units during March. The following fixed overhead data pertain to​ March: Actual Static Budget Production 41 comma 500 units 38 comma 000 units Machineminushours 11 comma 575 hours 11 comma 400 hours Fixed overhead costs for March $ 248 comma 400 $ 239 comma 400 What is the fixed overhead productionminusvolume ​variance?