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where
replacement | has the value 'REP' or 'NOREP', respectively, depending on whether nonconforming items are replaced with conforming items. |
N | is the lot size, where . |
a1 | is the acceptance number for the first sample, where . |
r1 | is the rejection number for the first sample, where r1>a1+1. |
a2 | is the acceptance number for the second sample, where . |
n1 | is the size of the first sample, where and . |
n2 | is the size of the second sample, where and . |
p | is the proportion of nonconforming items produced by the process, where 0<p<1. |
For replacement, the average outgoing quality is
and for no replacement, the average outgoing quality is
where, in both situations,
data; aoq=aoq2('norep',120,0,2,1,13,13,0.18); put aoq; run; data; aoq=aoq2('rep',120,0,2,1,13,13,0.18); put aoq; run;
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