Problem 16-67 Comprehensive Variance Problem (LO 16-5, 6) Sweetwater Company manufactures two products, Mountain Mist and Valley Stream. The company prepares its master budget on the basis of standard costs. The following data are for March Standards Mountain Mist Valley Stream Direct materiais 3 ounces at $1460 per ounce 4 ounces at $16.90 per ounce Direct labor 5 hours at $60.40 per hout 6 hours at $79 per hour Variable overhead (per direct labor-hour) 548 552.90 Fred overhead (per month 5364.762 $399,360 Expected activity direct labor hours) 6.620 7.800 Actual results Direct material purchased and wood) 4600 ounces at $13 90 per Ounce 4 800 ounces at $18 25 per ounce Direct labor 5,050 hours at 562 00 per hour 7 450 hours at $79.60 per hour Variable overhead 5251 550 5393,510 Fixed overhead $331,950 $103.500 Units produced (actual) 1.040 units 1.240 units Required: a. Compute a variance analysis for each variable cost for each product. (Do not round intermediate calculations, indicate the effect of each variance by selecting "F" for favorable, or "U" for unfavorable. If there is no effect, do not select either option.) Mountain Mist Price Variance Efficiency Variance Valley Stream Price Variance Efficiency Variance Direct materials Direct labor Variable overhead