Requirement 2: Revise the data in your worksheet to reflect the results for the subsequent period as shown below: 1 Chapter 8: Applying Excel 2 3 Data 4 Exhibit 8-8: Standard Cost Card 5 6 Direct materials 7 Direct labor 8 Variable manufacturing overhead Inputs Standard Quantity Standard Price 3.0 pounds $4.00 $22.00 per hour 0.50 hours 0.50 hours $6.00 per hour 10 Actual results: 11 Actual output 2,160 units Actual variable manufacturing overhead cost $6,441 13 14 15 Actual direct materials cost Actual direct labor cost Actual Quantity 6,240 pounds 1,130 hours Actual price $4.2 pounds S22.1 per hour a-1. What is the materials quantity variance? (Indicate the effect of each variance by selecting "F" fo favorable, "U" for unfavorable, and "None" for no effect (i.e., zero variance).) The amount of the materials quantity variance