Example
Acceptable Quality Level
|
60 %
|
Sample Size
|
30 pieces
|
AQL 60 % means that 60% of the sample can be defective and the
sample would be rejected only if the rejected piece is more than
60%.
Sample
|
Sample Quantity
|
Result
|
1
|
5 pieces
|
Good
|
2
|
10 pieces
|
Bad
|
3
|
15 pieces
|
Good
|
Actual Quality Level = [ 10 / (5+10+15 ) ] x 100% = 33.33 %
The actual defective level is much lesser than the Acceptable
Quality level. Consequently, the order quantity or the sample is
accepted.
Acceptable Quality Level
|
60 %
|
Order Quantity
|
300 pieces
|
Frequency
|
100 pieces
|
Sample size
|
10 pieces
|
Sample no
|
Sample Size
|
Actual Quality Level
|
1
|
10 pieces
|
70 % bad
|
2
|
10 pieces
|
50 % good
|
3
|
10 pieces
|
80 % bad
|
Compare the results to the Acceptable Quality Level.
Sample
|
Quality Level
|
Quantity
|
-
|
Actual
|
Acceptable
|
Accepted
|
Rejected
|
1
|
70 %
|
60 %
|
0
|
100 pieces
|
2
|
50 %
|
60 %
|
100 pieces
|
0
|
3
|
80 %
|
60 %
|
0
|
100 pieces
|
-
|
-
|
Total
|
100 pieces
|
200 pieces
|