8-22 Fixed manufacturing overhead, variance analysis (continuation of 8-21). Omega Arts allocates fixed manufacturing overhead to each vase using budgeted direct manufacturing labor-hours per vase. Data pertaining to fixed manufacturing overhead costs for June, 2017, are budgeted $70,400 and actual $72,200. Required: 1. Compute the spending variance for fixed manufacturing overhead. Comment on the results. 2. Compute the production-volume variance for June 2017. What inferences can Omega Arts draw from this variance?