5. Which of the following may use activity analysis? b. Apple Inc. Google PriceWaterhouseCoopers LLP (international auditing, tax, and consulting firm) d. A, B, and C c. e. only c A and B 6. Activity analysis provides cost drivers for cost functions. The cost functions should c. e predict costs b. be plausible be reliable d. have benefits that outweigh the costs A, B, and C fonly A and D A, B, C, and D Bolt Corp. used regression analysis to predict the annual cost of indirect materials. The results were as follows: 8 Regression Output Constant Std Er of Y Est R Squared $21,890 $ 4,500 0.7832