Cerritos Circuitry manufactures electrical instruments for a variety of purposes. The following costs related to maintaining product quality were incurred in May. Training of quality-control inspectors Tests of instruments before sale Inspection of electrical components purchased from outside suppliers Costs of rework on faulty instruments Replacement of instruments already sold, which were still covered by $20,000 30,000 13,000 8,000 warranty Costs of defective parts that cannot be salvaged Required: Prepare a quality-cost report. (Round "Percentage of Total" to 1 decimal place. Total may not be equal to 100% due to rounding.) CERRITOS CIRCUITRY Quality-Cost Report For the Month of May Costs for Percentage of May Total Prevention cost: Total Appraisal cost: 0 0.0 % Total Internal failure cost: 0 0.0 % Total External failure cost: Total Total quality costs