Assignment 3
Started on Monday, 1 April 2024,
State Finished
Completed on Wednesday, 10 April 2024,
Time taken
Grade 7 out of 10 (70%)
Question 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.
Select one:
1.
a) and c)
2.
a), c) and e)
1
, 2024 – S1 – MNO2602 – ASSESSMENT 3 – Q&A
3.
b) and d)
4.
b), c) and d)
5.
a)
Question 2
See Figure 9A-3 on page 232 of the prescribed book. For a sampling plan with N = 200,
n = 5 and c = 2, determine the producer’s risk if the acceptable quality level is 3%.
Select one:
1.
0.80 X
2.
0.20
3.
0.97
4.
0.03
5.
2
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