A company currently has produced 1,425,000 units with a total defect level of 4,280. Each unit has a potential of 294 defects. a. What is the company's DPMO? b. What is its Six Sigma operating level? c. The company's goal is to reach a Six Sigma operating level of 6 for the next 1,000,000 units. What would its defect level have to be to achieve this goal? d. The machine operator has produced 500 units of particular part, and has stated he has only had 4 units fail to meet the company's one design specification. Is this good from a Six Sigma standpoint?

*please show how answers were derived*