Walton Company has measured its quality costs for the past two years. After the company gathers its quality cost data, It summarizes those costs using the four categories shown below: Prevention costs Appraisal costs Internal failure costs External failure costs Last Year This Year $ 357,000 $ 650,000 $ 445,000 $ 545,000 $ 790,eee $ 500,000 $1,100,000 $ 680,000 Required: 1. Calculate the total cost of quality last year and this year. Last Year This Year Total cost of quality 2. For last year, calculate the cost In each of the four categories as a percent of the total cost of quality. (Round your answers to 1 decimal place.) Last Year 96 Prevention costs Appraisal costs Internal failure costs % 96 External failure costs Total percent 0.0 % 3. For this year, calculate the cost in each of the four categories as a percent of the total cost of quality. (Round your answers to 1 decimal place.) This Year 96 Prevention costs Appraisal costs Internal failure costs External failure costs 96 Total percent 0.0 % 4-a. Calculate the change in total cost of quality over the two-year period. Prevention and appraisal activities Internal and external failure costs The total cost of quality