b. Compute activity variance

c. Compute mix and quantity variance

value 14.32 points Mattie's Vineyards is a producer and wholesaler of three varieties of white wine. Sales data for November are given below Sauvignon Blanc Chardonnay Riesling Total Budgeted selling price Budgeted variable cost Budgeted selling quantity Actual selling price Actual variable cost Actual selling quantity $ 7.00 8.25 6.75 S 5.00 6.00 4.75 10,400 3,900 11,700 26,000 $7.25 8.10 7.10 5.10 6.10 5.10 8,000 6,00011,000 25,000 Required: (a) Compute the sales price variance for all three wines. (Indicate the effect of each variance by selecting "F" for favorable, "U" for unfavorable, and "None" for no effect (i.e., zero variance).) Variety Price Variance Sauvignon Blanc Chardonnay Riesling