Mattie's Vineyards is a producer and wholesaler of three varieties of white wine. Sales data for November are given below: Required: 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).) Compute the activity variance for Mattie's Vineyards for the year. (Indicate the effect of the variance by selecting "F" for favorable, "U" for unfavorable, and "None" for no effect (i.e., zero variance). Do not round your intermediate calculations. Round your answer to 2 decimal places.) Compute the mix and quantity variances for Mattie's Vineyards for the year. (Indicate the effect of each variance by selecting "F" for favorable, "U" for unfavorable, and "None" for no effect (i.e., zero variance). Do not round your intermediate calculations. Round your answers to 2 decimal places.)