14-25 Variance analysis, multiple products. The Chicago Tigers play in the American Ice Hockey League. The - Tigers play in the Downtown Arena, which is owned and managed by the City of Chicago. The arena has a capacity of 15,000 seats (5,500 lower-tier seats and 9,500 upper-tier seats). The arena charges the Tigers a per-ticket charge for use of its facility. All tickets are sold by the Reservation Network, which charges the Tigers a reservation fee per ticket. The Tigers' budgeted contribution margin for each type of ticket in 2017 is computed as follows: The budgeted and actual average attendance figures per game in the 2017 season are as follows: There was no difference between the budgeted and actual contribution margin for lower-tier or upper-tier seats. The manager of the Tigers was delighted that actual attendance was 10% above budgeted attendance per game, especially given the depressed state of the local economy in the past six months. 1. Compute the sales-volume variance for each type of ticket and in total for the Chicago Tigers in 2017. (Calculate all variances in terms of contribution margins.) 2. Compute the sales-quantity and sales-mix variances for each type of ticket and in total in 2017. 3. Present a summary of the variances in requirements 1 and 2 . Comment on the results