Ime 554: Statistical Quality Controlfall 2020chapter 15- Review

IME 554: Statistical Quality Control Fall 2020 Chapter 15- Review Part I: Multiple Choice questions: 1. The AQL for a given sampling plan is 1%, this means that: (A) The producer takes a small risk of rejecting product which is 1% defective or better (B) All accepted lots are 1% defective or better (C) The average quality limit of the plan is 1% (D) All lots are 1% defective or better (E) The average quality level of the plan is 1%. 2. Double sampling is better than single sampling because: (A) It involves less inspection regardless of lot quality (B) If the first sample rejects the lot the second sample will accept it (C) It is more economical except when lots are of borderline quality (D) It is easier to administer. 3. In acceptance sampling, lot quality that should be rejec ted 90% of the time is called: (A) Beta (B) AQL (C) AOQL (D) LTPD 4. Dodge -Romig tables for lot -by -lot inspection by attributes require knowledge of (A) Lot size (B) AOQL (C) Process average (D) All of the above 5. Using ANSI/ASQ Z1.4, determine the sample size for a lot size of 100, AQL = 6.5%