Shaw Incorporated began this period with a budget for 1,050 units of predicted production. The budgeted overhead at this predicted activity follows. At period-end, total actual overhead was $97,500, and actual units produced were 950 . The company applies overhead with a standard of 3 DLH per unit and a standard overhead rate of $30 per DLH. a. Compute controllable variance. b. Compute volume variance. Complete this question by entering your answers in the tabs below. Compute volume variance. (Indicate the effect of the variance by selecting favorable, unfavorable, or no variance.)