Question: 1 . J&T Express distributes 8 0 , 0 0 0 letters in pre - addressed Parcels each day. In agiven business a week, the

1. J&T Express distributes 80,000 letters in pre-addressed Parcels each day. In agiven business a week, the process output is 850,000 letters. J&T ExpressCRM began receiving complaints of receiving irrelevant Parcels. J&TExpress quality control department selected randomly 5000 letters as asample and found 5 errors. They estimated the total amount of errors is 6500letters. Calculate the sigma level and the DPMO.

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