Devin Company has the following data for their budget and actual performance. Actual Master budget Master Budget Variance Sales 155,552 ? Variable Costs 153,258 66,990 14,874 ? 64,510 14,584 Fixed Costs ? What is the operating income master budget variance? If it is an unfavorable variance use a negative sign immediately before your answer. Hint: Remember you'll need to calculate budgeted and actual operating income before you can determine the operating income master budget variance