ANSI/ASQC S2:1995

Section 1: General Introduction to Acceptance Sampling1.0 Introduction1.1 Scope1.2 Object of sampling inspection1.3 Acceptance sampling1.3.1 Statistical sampling1.3.2 Ad hoc sampling (sampling with no statistical basis)1.3.3 100% inspection of items1.3.4 Other sampling practices1.4 Attributes or variables inspection1.5 Lot inspection1.5.1 Lot1.5.2 Lot size1.6 Sequence or isolated-lot inspection1.6.1 Lot-by-lot inspection1.6.2 Process improvement1.6.3 Moving lots1.6.4 Large vs. small lots1.6.5 Isolated-lot inspection1.7 Acceptable quality level1.7.1 Description1.7.2 Setting an AQL1.8 Process average1.9 Limiting quality1.10 Normal and tightened inspection1.11 Reduced inspection1.12 Switching rules1.13 Average outgoing quality and its limit1.14 Item: unit of product1.15 Nonconformity and nonconforming item1.15.1 Failure to conform1.15.2 Nomenclature1.15.3 Classification of nonconformities1.16 Hazardous nonconformities (defects)1.17 Curtailment of inspection1.18 Disposal of unacceptable lots1.19 Single sampling1.20 Operating characteristic curves1.21 Double sampling1.22 Multiple sampling1.23 Sequential sampling1.24 Skip-lot sampling1.25 Comparison of single, double, multiple and sequential sampling1.25.1 Equivalent plans1.25.2 Average sample size1.26 Drawing of samples (random method)1.27 Sampling plans, schemes, and systems1.28 Distributional characteristics: binomial, Posson and hypergeometricSection 2: The ANSI/ASQC Z1.4 System2.1 Description of ANSI/ASQC A1.42.2 Preparing a specification for the use in conjunction with ANSI/ASQC Z1.42.3 Classification of nonconformities and nonconforming items2.4 Lots2.5 Meaning of inspection level2.6 Setting and inspection level2.7 Preferred AQLs2.8 Nonpreferred AQLs2.9 Setting and AQL2.10 Drawing a sampling plan from the tables2.11 Normal inspection 2.12 Tightened inspection2.13 Switching rules - example2.14 Methods for reducing the sampling risks2.15 Reduced inspection2.16 Double and multiple sampling2.17 Limiting quality and the isolated lot2.18 Sample sizes2.19 Operating characteristic curves2.20 The AOQL table (see 1.13 for theory)2.21 Nomograms