MNO2602 ASSIGNMENT 2 SEMESTER 2 - 2022

MNO2602 ASSIGNMENT 2
SEMESTER 2 - 2022

, 1. Which of the following statements is correct?

a) The probability of rejecting a lot of good or acceptable quality is called the producer’s
risk.

b) The probability of accepting a lot of acceptable quality is called the consumer’s risk.

c) The AQL is the maximum percentage of nonconforming/defective components allowed.

d) LTPD is the percentage of non-defective components (level of poor quality) historically
experienced from a supplier.

e) An OC curve is a graphical method to assess the probabilities of acceptance for a
shipment, given the quality of the shipment.

1 a, c

2 a, c, e

3 b, d

4 b, c, d

5a



See chapter 9B; pages 229-230 in the prescribed book.

Option 2 is correct, since statements (a), (c) and (e) are all correct.

Statement (b) is incorrect, because the consumer’s risk is the probability of accepting a
poor quality lot.

Statement (d) is incorrect, because the LTPD (lot tolerance percent defective) is the
percentage of defective components historically experienced from a supplier.




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