![]() The inspection objective shall decide on the conformance of the population by taking one of two mutually exclusive decisions: Otherwise, the audit population is considered as nonconforming. The audit population is considered as conforming if the population quality indicator (percentage of nonconforming units, or percentage of nonconformities per item, respectively) is smaller or equal to the DQL. and the number of transactions each day are approximately equal, then the total sample of n = 127 transactions are selected as five sub-samples, three consisting of 25 transactions and two consisting of 26 transactions, selected by simple random sampling from the transactions on each of the five days. the entity under investigation is the computer records of administrative transactions during five business days. If the sample size exceeds the size of the entity under investigation, then all items of the entity shall be inspected.ĮXAMPLE If. ![]() ISO 20 pdf free download.Sampling procedures for inspection by attributes – Part 4: Procedures for assessment of declared quality levels.
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