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BS 6001-4:1994

Superseded
Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

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superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

Sampling procedures for inspection by attributes Specification for sequential sampling plans
Available format(s)

Hardcopy , PDF

Superseded date

08-04-2005

Language(s)

English

Published date

02-15-1994

Committees responsible
National foreword
Specification
Section 1. General
1.1 Scope
1.2 Normative references
1.3 Definitions and symbols
1.4 Principle of a sequential sampling plan by
     attributes
Section 2. Choice of sampling plan
2.1 Choice between sequential, single, double and
     multiple sampling plans
2.2 Particular reservations on the inspection of small
     lots
2.3 Selection of a sampling plan
2.4 Pre-operation preparations
Section 3. Operation of a sequential sampling plan
3.1 Specification of the plan
3.2 Drawing of the sample
3.3 Cumulative count
3.4 Determination of acceptability
3.5 Operating characteristic curves and average sample
     size
3.6 Validity of approximations
Annexes
A (normative) Sequential sampling plans corresponding
     to ISO 2859-1 sampling plans
B (normative) Determination of the parameters of a
     sequential sampling plan
C (normative) Calculation of the operating
     characteristic curve and average sample siz
D (informative) Bibliography
Tables
1-A Sequential sampling plans for inspection for
     percent nonconforming for producer's risk alpha =
     0,05 and beta = 0,10
1-B Sequential sampling plans for inspection for
     nonconformities per 100 items for producer's risk
     alpha = 0,05 and consumer's risk beta = 0,10
2-A Sequential sampling plans for normal inspection for
     percent nonconforming (master table)
2-B Sequential sampling plans for tightened inspection
     for percent nonconforming (master table)
2-C Sequential sampling plans for normal inspection for
     nonconformities per 100 items (master table)
2-D Sequential sampling plans for tightened inspection
     for nonconformities per 100 items (master table)
3-A Curtailment values for sequential sampling plans
     for normal inspection for percent nonconforming
3-B Curtailment values for sequential sampling plans
     for tightened inspection for percent nonconforming
3-C Curtailment values for sequential sampling plans
     for normal inspection for nonconformities per 100
     items
3-D Curtailment values for sequential sampling plans
     for tightened inspection for nonconformities per
     100 items
4-A Average sample size for sequential sampling plans
     for normal inspection for percent nonconforming
4-B Average sample size for sequential sampling plans
     for tightened inspection for percent nonconforming
4-C Average sample size for sequential sampling plans
     for normal inspection for nonconformities per 100
     items
4-D Average sample size for sequential sampling plans
     for tightened inspection for nonconformities per
     100 items
Figures
1 Operating characteristic curve for a sampling plan
     with producer's risk alpha = 0,05 and consumer's
     risk beta = 0,10
2 Inspection record sheet for the sequential sampling
     plan considered in the example given in 2.4.3.1
3 Acceptance chart for the sequential sampling plan
     considered in the example given in 2.4.3.2
4 Inspection record sheet for the data of the example
     given in 3.4.1
C.1 Operating characteristic curve for the sequential
     sampling plan considered in example 1 of C.2.2
C.2 Operating characteristic curve for the sequential
     sampling plan considered in example 2 of C.2.2
C.3 Curve showing the average sample size for the
     sequential sampling plan considered in example 1 of
     C.3.3
C.4 Curve showing the average sample size for the
     sequential sampling plan considered in example 2 of
     C.3.3

Procedures and plans for sequential sampling by attributes indexed in terms of the producer\'s risk point and the consumer\'s risk point. Sampling plans and procedures indexed in terms of the acceptable quality level (AQL) are also given to supplement the plans in Part 1.

Committee
SS/5
DevelopmentNote
Also numbered as 8422. (06/2004)
DocumentType
Standard
Pages
50
PublisherName
British Standards Institution
Status
Superseded
SupersededBy

03/102301 DC : DRAFT NOV 2003 BS 6000-1 - GUIDE TO THE SELECTION AND USAGE OF ACCEPTANCE SAMPLING SYSTEMS FOR INSPECTION OF DISCRETE ITEMS IN LOTS - PART 1: GENERAL GUIDE TO ACCEPTANCE SAMPLING
BS 6000-2:2005 Guide to the selection and usage of acceptance sampling systems for inspection of discrete items in lots Guide to sampling by attributes
03/102303 DC : DRAFT NOV 2003 BS 6000-3 - GUIDE TO THE SELECTION AND USAGE OF ACCEPTANCE SAMPLING SYSTEMS FOR INSPECTION OF DISCRETE ITEMS IN LOTS - PART 3: GUIDE TO SAMPLING BY VARIABLES
BS 6002-4.1:1994 Sampling procedures for inspection by variables. Specification for sequential sampling plans for percent nonconforming. Known standard deviation
BS 8442:2006 Miscellaneous road traffic signs and devices. Requirements and test methods
BS 6000-1:2005 Guide to the selection and usage of acceptance sampling systems for inspection of discrete items in lots General guide to acceptance sampling
03/102302 DC : DRAFT NOV 2003 BS 6000-2 - GUIDE TO THE SELECTION AND USAGE OF ACCEPTANCE SAMPLING SYSTEMS FOR INSPECTION OF DISCRETE ITEMS IN LOTS - PART 2: GUIDE TO SAMPLING BY ATTRIBUTES
BS 6000:1996 Guide for the selection of an acceptance sampling system, scheme or plan for inspection of discrete items in lots
BS 6001-0:1996 Sampling procedures for inspection by attributes Introduction to the BS 6001 attribute sampling system
BS 8408:2005 Road traffic signs. Testing and performance of microprismatic retroreflective sheeting materials. Specification
BS 903-1:1995 Physical testing of rubber Guide to the selection and use of methods of test for rubber
BS 6000-3:2005 Guide to the selection and usage of acceptance sampling systems for inspection of discrete items in lots Guide to sampling by variables

BS ISO 3534-2:2006 Statistics. Vocabulary and symbols Applied statistics
BS 6001-1(1999) : 1999 SAMPLING PROCEDURES FOR INSPECTION BY ATTRIBUTES - PART 1: SAMPLING SCHEMES INDEXED BY ACCEPTANCE QUALITY LIMIT (AQL) FOR LOT-BY-LOT INSPECTION
BS ISO 3534-1:2006 Statistics. Vocabulary and symbols General statistical terms and terms used in probability
BS 6002-4.1:1994 Sampling procedures for inspection by variables. Specification for sequential sampling plans for percent nonconforming. Known standard deviation
ISO 3534-2:2006 Statistics Vocabulary and symbols Part 2: Applied statistics
ISO 3534-1:2006 Statistics — Vocabulary and symbols — Part 1: General statistical terms and terms used in probability

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