Acton Corporation, which applies manufacturing overhead on the basis of machine-hours, has provided the fol operations lowing data for its most recent year d ated manufacturing overhead $327750 2.500 $324.300 2.480 machine-hours Actual manufacturing overhead Actual machine-hours The estimates of the manufactu company's predetermined overhead rate for the year ring overhead and of machine-hours were made at the beginning of the year for the purpose of computing the The overhead for the year was O $2.622 underapplied O $828 underapplied S2.622 overapplied O $828 overapplied