Exercise 15-4A (Algo) Classifying variances as favorable or unfavorable LO 15-3 Required Indicate whether each of the following variances is favorable (F) or unfavorable (U). The first one has been done as an example. (Select "None" if there is no effect (i.e., zero variance).) Item to Classify Standard Actual Type of Variance Sales volume 42,800 units 44,700 units F Sales price $ 3.71 per unit $ 3.68 per unit Materials cost $ 3.60 per pound $ 3.70 per pound Materials usage 90,800 pounds 91,800 pounds Labor cost $ 10.40 per hour $ 10.80 per hour Labor usage 62,600 hours 61,800 hours Fixed cost spending $ 500,760 $ 464,880 Fixed cost per unit (volume) $ 11.70 per unit $ 10.40 per unit