acceptance sampling
A method of
quality control
. A random
sample
is taken from a
batch
of output and the decision to accept or reject the batch is based on either the number of
defectives
in the sample(inspection by attributes) or on some summary
statistic
such as the
sample mean
(inspection by variables).
In the case of inspection by attributes, the
probability
of accepting a batch is a function of the proportion of defectives in the batch. The maximum proportion of defectives that is regarded as desirable by the consumer is called theacceptable quality level (AQL). The graph ...