{"id":416455,"date":"2024-10-20T06:10:51","date_gmt":"2024-10-20T06:10:51","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/bs-iso-3951-12022-tc\/"},"modified":"2024-10-26T11:28:58","modified_gmt":"2024-10-26T11:28:58","slug":"bs-iso-3951-12022-tc","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/bsi\/bs-iso-3951-12022-tc\/","title":{"rendered":"BS ISO 3951-1:2022 – TC"},"content":{"rendered":"

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PDF Pages<\/th>\nPDF Title<\/th>\n<\/tr>\n
1<\/td>\ncompares BS ISO 3951-1:2022 <\/td>\n<\/tr>\n
2<\/td>\nTRACKED CHANGES
Text example 1 \u2014 indicates added text (in green) <\/td>\n<\/tr>\n
3<\/td>\nNational foreword
Contractual and legal considerations
Compliance with a British Standard cannot confer immunity from legal obligations.
Amendments\/corrigenda issued since publication <\/td>\n<\/tr>\n
5<\/td>\nCOPYRIGHT PROTECTED DOCUMENT <\/td>\n<\/tr>\n
8<\/td>\nForeword <\/td>\n<\/tr>\n
10<\/td>\nIntroduction
CAUTION \u2014 The procedures in this part of ISO 3951document are not suitable for application to lots that have been screened for nonconforming items. <\/td>\n<\/tr>\n
11<\/td>\nTable 1 \u2014 Summary table <\/td>\n<\/tr>\n
13<\/td>\nINTERNATIONAL STANDARD ISO 3951-1:2013ISO 3951-1:2022(E)
1 Scope
2 Normative references <\/td>\n<\/tr>\n
14<\/td>\n3 Terms and definitions
3.1
3.2
3.3
3.4
3.5 <\/td>\n<\/tr>\n
15<\/td>\n3.6
3.7
3.8
3.9
3.10
3.11 <\/td>\n<\/tr>\n
16<\/td>\n3.12
3.123.13
3.133.14
3.143.15
L
3.153.16
U
3.163.17
3.173.18
k <\/td>\n<\/tr>\n
17<\/td>\n3.19
3.183.20
Q
3.193.21
3.203.22
3.21 <\/td>\n<\/tr>\n
18<\/td>\n3.223.23
3.233.24
3.243.25 <\/td>\n<\/tr>\n
19<\/td>\n4 Symbols <\/td>\n<\/tr>\n
21<\/td>\n5 Acceptance quality limit (AQL)
5.1 Concept <\/td>\n<\/tr>\n
22<\/td>\n5.2 Use
5.3 Specifying AQLs
5.4 Preferred AQLs
5.5 Caution
5.6 Limitation
5 Choice of a sampling plan
5.1 Choice between variables and attributes <\/td>\n<\/tr>\n
23<\/td>\n5.2 General
5.3 Choice between the s-method and \u03c3-method <\/td>\n<\/tr>\n
24<\/td>\n5.4 Choice of inspection level and AQL <\/td>\n<\/tr>\n
25<\/td>\n6 Standard procedures for the s-method
6.1 General
6.2 Single specification limits <\/td>\n<\/tr>\n
26<\/td>\n6.3 Double specification limits
7 Standard procedures for the \u03c3-method
7.1 General
7.2 Single specification limits <\/td>\n<\/tr>\n
27<\/td>\n7.3 Double specification limits
8 The p*-method <\/td>\n<\/tr>\n
28<\/td>\n6 Switching rules for normal, tightened, and reduced inspection
9 Switching between inspection severities <\/td>\n<\/tr>\n
29<\/td>\n9.1 Rules for switching between inspection severities <\/td>\n<\/tr>\n
30<\/td>\n9.2 Records for switching between inspection severities <\/td>\n<\/tr>\n
31<\/td>\n710 Relation to ISO 2859-1
7.110.1 Similarities
7.210.2 Differences <\/td>\n<\/tr>\n
32<\/td>\n8 Consumer protection
8.1 Use of individual plans
8.2 Consumer\u2019s risk quality (CRQ) tables
8.3 Producer\u2019s risk tables <\/td>\n<\/tr>\n
33<\/td>\n8.4 Operating characteristic (OC) curves
911 Allowing for measurement uncertainty
10 Planning
11 Choice between variables and attributes <\/td>\n<\/tr>\n
34<\/td>\n12 Choice between the s-method and \u03c3-method <\/td>\n<\/tr>\n
35<\/td>\n12 Normality, data transformations and outliers
12.1 Normality
12.2 Data transformations
12.3 Outliers
13 Choice of inspection level and AQL <\/td>\n<\/tr>\n
36<\/td>\n13 Monitoring and recording of inspection results
13.1 Monitoring of inspection results
13.2 Process capability and performance assessment
13.3 Monitoring of process parameters
14 Choice of sampling scheme
14.1 Standard plans <\/td>\n<\/tr>\n
37<\/td>\n14.2 Special plans
14 Tables
14.1 Form k for single sampling plans: s-method <\/td>\n<\/tr>\n
38<\/td>\nTable 2 \u2014 Single sampling plans of form k for normal inspection: s\u2013method <\/td>\n<\/tr>\n
40<\/td>\nTable 3 \u2014 Single sampling plans of form k for tightened inspection: s\u2013method <\/td>\n<\/tr>\n
42<\/td>\nTable 4 \u2014 Single sampling plans of form k for reduced inspection: s\u2013method <\/td>\n<\/tr>\n
44<\/td>\n14.2 Form k for single sampling plans: \u03c3-method <\/td>\n<\/tr>\n
45<\/td>\nTable 5 \u2014 Single sampling plans of form k for normal inspection: \u03c3\u2013method <\/td>\n<\/tr>\n
47<\/td>\nTable 6 \u2014 Single sampling plans of form k for tightened inspection: \u03c3\u2013method <\/td>\n<\/tr>\n
48<\/td>\nTable 6 (continued) <\/td>\n<\/tr>\n
49<\/td>\nTable 7 \u2014 Single sampling plans of form k for reduced inspection: \u03c3\u2013method <\/td>\n<\/tr>\n
50<\/td>\nTable 7 (continued) <\/td>\n<\/tr>\n
51<\/td>\n14.3 Form p* single sampling plans <\/td>\n<\/tr>\n
52<\/td>\nTable 8 \u2014 Single sampling plans of form p* for normal inspection (ns sample size for s-method, n\u03c3 sample size for \u03c3\u2013method) <\/td>\n<\/tr>\n
54<\/td>\nTable 9 \u2014 Single sampling plans of form p* for tightened inspection (ns sample size for s-method, n\u03c3 sample size for \u03c3\u2013method) <\/td>\n<\/tr>\n
56<\/td>\nTable 10 \u2014 Single sampling plans of form p* for reduced inspection (ns sample size for s-method, n\u03c3 sample size for \u03c3\u2013method) <\/td>\n<\/tr>\n
58<\/td>\n14.4 Values of f\u03c3 for maximum process standard deviation (MPSD)
Table 11 \u2014 Values of f\u03c3 for maximum process standard deviation for combined control of double specification limits: \u03c3\u2013method
14.5 Supplementary acceptance constants for qualifying towards reduced inspection
Table 12 \u2014 Supplementary acceptance constants for qualifying towards reduced inspection <\/td>\n<\/tr>\n
59<\/td>\n15 Preliminary operations
15 Examples
15.1 General <\/td>\n<\/tr>\n
60<\/td>\n15.2 Examples for the s-method <\/td>\n<\/tr>\n
61<\/td>\nFigure 2 \u2014 Example of the use of an acceptance diagram, s\u2013method <\/td>\n<\/tr>\n
62<\/td>\nFigure 3 \u2014 Example of the use of an acceptance diagram, s\u2013method <\/td>\n<\/tr>\n
64<\/td>\nFigure 4 \u2014 Example of the use of an acceptance diagram, s\u2013method <\/td>\n<\/tr>\n
65<\/td>\nFigure 5 \u2014 Example of the use of a standardized acceptance diagram, s\u2013method <\/td>\n<\/tr>\n
66<\/td>\nFigure 6 \u2014 Example of the use of an acceptance diagram, s\u2013method <\/td>\n<\/tr>\n
67<\/td>\n15.3 Examples for the \u03c3-method <\/td>\n<\/tr>\n
68<\/td>\nFigure 8 \u2014 Example of the use of an acceptance diagram, \u03c3\u2013method <\/td>\n<\/tr>\n
69<\/td>\nFigure 9 \u2014 Example of the use of an acceptance diagram, \u03c3\u2013method <\/td>\n<\/tr>\n
71<\/td>\n15.4 Examples for the p*-method <\/td>\n<\/tr>\n
74<\/td>\n16 Standard procedures for the s-method
16.1 Obtaining a plan, sampling, and preliminary calculations
16.2 Acceptability criteria for single specification limits <\/td>\n<\/tr>\n
76<\/td>\n16.3 Graphical method for a single specification limit
Figure 1 \u2014 Example of the use of an acceptance chart for a single specification limit, s\u2014method
16.4 Acceptability criterion for combined control of double specification limits
16.4.1 General <\/td>\n<\/tr>\n
77<\/td>\n16.4.2 Procedure for sample size 3 <\/td>\n<\/tr>\n
78<\/td>\n16.4.3 Procedure for sample size 4
For sample size 4 under the s\u2013method, proceed as follows. After calculating the sample mean, , and the sample standard deviation, s, find the applicable value of the coefficient f s from Table D.1, D.2, or D.3. Determine the MSSD (i.e. the maximum all… <\/td>\n<\/tr>\n
79<\/td>\n16.4.4 Procedure for sample sizes greater than 4 <\/td>\n<\/tr>\n
81<\/td>\nFigure 2 \u2014 Example of the use of an acceptance chart for combined control of double specification limits: s-method with actual scales
17 Standard procedures for the \u03c3-method
17.1 Obtaining a plan, sampling, and preliminary calculations <\/td>\n<\/tr>\n
82<\/td>\nFigure 3 \u2014 Example of the use of an acceptance chart for combined control of double specification limits: s-method with normalized scales
17.2 Acceptability criteria for a single specification limit <\/td>\n<\/tr>\n
83<\/td>\n17.3 Acceptability criterion for combined control of double specification limits <\/td>\n<\/tr>\n
84<\/td>\n18 Procedure during continuing inspection
19 Normality and outliers
19.1 Normality
19.2 Outliers <\/td>\n<\/tr>\n
85<\/td>\n20 Records
20.1 Control charts
20.2 Lots that are not accepted
21 Operation of switching rules <\/td>\n<\/tr>\n
86<\/td>\n22 Discontinuation and resumption of inspection
23 Switching between the s-method and \u03c3-method
23.1 Estimating the process standard deviation
23.2 State of statistical control
23.3 Switching from the s -method to the \u03c3 -method
23.4 Switching from the \u03c3 -method to the s -method <\/td>\n<\/tr>\n
88<\/td>\n24 Charts B to R \u2014 Operating characteristic curves and tabulated values for single sampling plans, normal inspection: s-method
24.1 Operating characteristic curves and tabulated values for sample size code letter B: s-method <\/td>\n<\/tr>\n
89<\/td>\n24.2 Operating characteristic curves and tabulated values for sample size code letter C: s-method <\/td>\n<\/tr>\n
90<\/td>\n24.3 Operating characteristic curves and tabulated values for sample size code letter D: s-method <\/td>\n<\/tr>\n
102<\/td>\n24.15 Operating characteristic curves and tabulated values for sample size code letter R: s-method <\/td>\n<\/tr>\n
103<\/td>\n25 Charts s-D to s-R \u2014 Acceptance curves for combined control of double specification limits: s-method <\/td>\n<\/tr>\n
105<\/td>\nFigure 22 \u2014 Chart s-F: Acceptance curves for combined control of double specification limits for sample size code letter F under normal and tightened inspection and for sample size code letter H under reduced inspection <\/td>\n<\/tr>\n
109<\/td>\nFigure 26 \u2014 Chart s-K: Acceptance curves for combined control of double specification limits for sample size code letter K under normal and tightened inspection and for sample size code letter M under reduced inspection <\/td>\n<\/tr>\n
110<\/td>\nFigure 27 \u2014 Chart s-L: Acceptance curves for combined control of double specification limits for sample size code letter L under normal and tightened inspection and for sample size code letter N under reduced inspection <\/td>\n<\/tr>\n
111<\/td>\nFigure 28 \u2014 Chart s-M: Acceptance curves for combined control of double specification limits for sample size code letter M under normal and tightened inspection and for sample size code letter P under reduced inspection <\/td>\n<\/tr>\n
112<\/td>\nFigure 29 \u2014 Chart s-N: Acceptance curves for combined control of double specification limits for sample size code letter N under normal and tightened inspection and for sample size code letter Q under reduced inspection <\/td>\n<\/tr>\n
113<\/td>\nFigure 30 \u2014 Chart s-P: Acceptance curves for combined control of double specification limits for sample size code letter P under normal and tightened inspection and for sample size code letter R under reduced inspection <\/td>\n<\/tr>\n
114<\/td>\nFigure 31 \u2014 Chart s-Q: Acceptance curves for combined control of double specification limits for sample size code letter Q under normal and tightened inspection <\/td>\n<\/tr>\n
116<\/td>\nAnnex A
Table for determining the sample size code letter <\/td>\n<\/tr>\n
117<\/td>\nAnnex A
Procedures for obtaining s and \u03c3
A.1 Procedure for obtaining s
A.1.1 Definition
A.1.2 One-pass formula
A.1.3 Potential numerical inaccuracy <\/td>\n<\/tr>\n
118<\/td>\nA.1.4 An updating algorithm for sequential data
A.1.5 Spreadsheets and pocket calculators <\/td>\n<\/tr>\n
119<\/td>\nA.2 Procedure for obtaining \u03c3root
A.2.1 Definition
A.2.2 Simplication for equal sample sizes <\/td>\n<\/tr>\n
120<\/td>\nAnnex B
Form k for single sampling plans: s-method
Table B.1 \u2014 Single sampling plans of Form k for normal inspection: s\u2013method <\/td>\n<\/tr>\n
121<\/td>\nTable B.2 \u2014 Single sampling plans of Form k for tightened inspection: s\u2013method <\/td>\n<\/tr>\n
122<\/td>\nTable B.3 \u2014 Single sampling plans of Form k for reduced inspection: s\u2013method <\/td>\n<\/tr>\n
123<\/td>\nAnnex B
Accommodating measurement variability
B.1 General <\/td>\n<\/tr>\n
124<\/td>\nB.2 Process standard deviation \u03c3 and measurement standard deviation \u03c3m are both known
B.3 Process standard deviation \u03c3 is unknown but measurement standard deviation \u03c3m is known
B.4 Process standard deviation \u03c3 and measurement standard deviation \u03c3m are both unknown <\/td>\n<\/tr>\n
126<\/td>\nTable B.1 \u2014 Sample results for the example of B.4
Table B.2 \u2014 Sample results with subtraction of 12,9 for the example of B.4 <\/td>\n<\/tr>\n
128<\/td>\nAnnex C
Form k for single sampling plans: \u03c3-method
Table C.1 \u2014 Single sampling plans of Form k for normal inspection: \u03c3\u2013method <\/td>\n<\/tr>\n
129<\/td>\nTable C.2 \u2014 Single sampling plans of Form k for tightened inspection: \u03c3\u2013method <\/td>\n<\/tr>\n
130<\/td>\nTable C.3 \u2014 Single sampling plans of Form k for reduced inspection: \u03c3\u2013method <\/td>\n<\/tr>\n
131<\/td>\nAnnex C
Sampling strategies
Figure C.1 \u2014 Examples of different sampling strategies with a two-dimensional population <\/td>\n<\/tr>\n
133<\/td>\nAnnex D
Values of f s for maximum sample standard deviation (MSSD)
Table D.1 \u2014 Values of f s for maximum sample standard deviation for combined control of double specification limits: normal inspection, s\u2013method <\/td>\n<\/tr>\n
134<\/td>\nTable D.2 \u2014 Values of f s for maximum sample standard deviation for combined control of double specification limits: tightened inspection, s\u2013method
Table D.3 \u2014 Values of f s for maximum sample standard deviation for combined control of double specification limits: reduced inspection, s\u2013method <\/td>\n<\/tr>\n
136<\/td>\nAnnex D
Operating characteristics for the \u03c3\u2013method
D.1 Probability of acceptance for the \u03c3-method
D.2 Example
D.3 Comparison with tabulated value for the s\u2013method <\/td>\n<\/tr>\n
137<\/td>\nAnnex E
Values of f\u03c3 for maximum process standard deviation (MPSD)
Table E.1 \u2014 Values of f \u03c3 for maximum process standard deviation for combined control of double specification limits: \u03c3\u2013method <\/td>\n<\/tr>\n
138<\/td>\nAnnex E
Operating characteristic for the s-method \u2013 tabulated values for single sampling plans, normal inspection
E.1 Probability of acceptance for the s-method <\/td>\n<\/tr>\n
147<\/td>\nAnnex F
Estimating the process fraction nonconforming for sample size 3: s-method <\/td>\n<\/tr>\n
150<\/td>\nAnnex F
Consumer\u2019s risk qualities
F.1 The consumer\u2019s risk quality for the s-method plans
F.2 Tables for the consumer\u2019s risk qualities for the s\u2013method plans
F.3 The consumer\u2019s risk quality for the \u03c3\u2013method plans <\/td>\n<\/tr>\n
151<\/td>\nF.4 Tables for the consumer\u2019s risk qualities for the \u03c3\u2013method plans <\/td>\n<\/tr>\n
158<\/td>\nAnnex G
Single sampling plans of Form p* <\/td>\n<\/tr>\n
159<\/td>\nAnnex G
Producer\u2019s risks
G.1 The producer\u2019s risk for the s-method plans
G.2 Tables for the producer\u2019s risks for the s\u2013method plans
G.3 The producer\u2019s risk for the \u03c3\u2013method plans
G.4 Tables for the producer\u2019s risk for the \u03c3\u2013method plans <\/td>\n<\/tr>\n
166<\/td>\nAnnex H
Values of c U for upper control limit on the sample standard deviation
Table H.1 \u2014 Values of c U for upper control limit on the sample standard deviation <\/td>\n<\/tr>\n
167<\/td>\nAnnex H
Construction of acceptance diagrams for double specification
H.1 General
H.2 s-method acceptance diagrams for double specification limits under separate control
Figure H.1 \u2014 acceptance region, s-method, separate control <\/td>\n<\/tr>\n
168<\/td>\nH.3 s-method acceptance diagrams for double specification limits under combined control <\/td>\n<\/tr>\n
169<\/td>\nFigure H.2 \u2014 acceptance region, s-method, combined control \u2013 construction lines and <\/td>\n<\/tr>\n
170<\/td>\nFigure H.3 \u2014 acceptance region, s-method, combined control with construction lines and <\/td>\n<\/tr>\n
171<\/td>\nH.4 \u03c3-method \u2013 determination of combined specification limits acceptance criteria <\/td>\n<\/tr>\n
174<\/td>\nFigure H.8 \u2014 acceptance region, \u03c3-method, combined control with sample mean and standard deviation <\/td>\n<\/tr>\n
175<\/td>\nH.5 standardized acceptance diagrams for double specification limits under separate control
Figure H.10 \u2014 standardized acceptance region, s-method, combined control with sample mean and standard deviation <\/td>\n<\/tr>\n
176<\/td>\nH.6 Spreadsheet implementation <\/td>\n<\/tr>\n
177<\/td>\nAnnex I
Supplementary acceptability constants for qualifying towards reduced inspection
Table I.1 \u2014 Supplementary acceptability constants for qualifying towards reduced inspection <\/td>\n<\/tr>\n
178<\/td>\nAnnex I
Use of the underlying software
I.1 Execution of the standard
Table I.1 \u2014 Function ISO3951_1 <\/td>\n<\/tr>\n
179<\/td>\nI.2 Operating characteristic functions
Table I.2 \u2014 Function OC <\/td>\n<\/tr>\n
180<\/td>\nI.3 Confidence intervals
Table I.3 \u2014 Function confint <\/td>\n<\/tr>\n
181<\/td>\nI.4 Consumer\u2019s risk quality and the producer\u2019s risk
I.5 Constructing the acceptance curve for the case with two specification limits and the s-method <\/td>\n<\/tr>\n
183<\/td>\nAnnex J
Procedures for obtaining s and \u03c3
J.1 Procedure for obtaining s <\/td>\n<\/tr>\n
184<\/td>\nJ.2 Procedure for obtaining \u03c3 <\/td>\n<\/tr>\n
185<\/td>\nAnnex K
Consumer\u2019s risk qualities
Table K.1 \u2014 Consumer\u2019s risk quality (in percent) for normal inspection: s\u2013method <\/td>\n<\/tr>\n
186<\/td>\nTable K.2 \u2014 Consumer\u2019s risk quality (in percent) for normal inspection: \u03c3\u2013method
Table K.3 \u2014 Consumer\u2019s risk quality (in percent) for tightened inspection: s\u2013method <\/td>\n<\/tr>\n
187<\/td>\nTable K.4 \u2014 Consumer\u2019s risk quality (in percent) for tightened inspection: \u03c3\u2013method
Table K.5 \u2014 Consumer\u2019s risk quality (in percent) for reduced inspection: s\u2013method <\/td>\n<\/tr>\n
188<\/td>\nTable K.6 \u2014 Consumer\u2019s risk quality (in percent) for reduced inspection: \u03c3\u2013method <\/td>\n<\/tr>\n
189<\/td>\nAnnex L
Producer\u2019s risks
Table L.1 \u2014 Producer\u2019s risk (in percent) for normal inspection: s\u2013method <\/td>\n<\/tr>\n
190<\/td>\nTable L.2 \u2014 Producer\u2019s risk (in percent) for normal inspection: \u03c3\u2013method
Table L.3 \u2014 Producer\u2019s risk (in percent) for tightened inspection: s\u2013method <\/td>\n<\/tr>\n
191<\/td>\nTable L.4 \u2014 Producer\u2019s risk (in percent) for tightened inspection: \u03c3\u2013method
Table L.5 \u2014 Producer\u2019s risk (in percent) for reduced inspection: s\u2013method <\/td>\n<\/tr>\n
192<\/td>\nTable L.6 \u2014 Producer\u2019s risk (in percent) for reduced inspection: \u03c3\u2013method <\/td>\n<\/tr>\n
193<\/td>\nAnnex M
Operating characteristics for the \u03c3-method
M.1 Formula for probability of acceptance
M.2 Example
M.3 Comparison with tabulated value for the s\u2013method <\/td>\n<\/tr>\n
194<\/td>\nAnnex N
Estimating the process fraction nonconforming for sample sizes 3 and 4: s-method
N.1 General formula for sample size, n
N.2 Formula for sample size 3 <\/td>\n<\/tr>\n
195<\/td>\nN.3 Formula for sample size 4 <\/td>\n<\/tr>\n
196<\/td>\nAnnex O
Accommodating measurement variability
O.1 General <\/td>\n<\/tr>\n
197<\/td>\nO.2 Process standard deviation \u03c3 and measurement standard deviation \u03c3m both known
O.3 Process standard deviation \u03c3 unknown but measurement standard deviation \u03c3 m known
O.4 Process standard deviation \u03c3 and measurement standard deviation \u03c3 m both unknown <\/td>\n<\/tr>\n
201<\/td>\nBibliography <\/td>\n<\/tr>\n
202<\/td>\nBibliography
[25] R Foundation for Statistical Computing [online database]. Available from http:\/\/www.R-project.org [viewed 17 September 2020]. <\/td>\n<\/tr>\n
204<\/td>\nNational foreword <\/td>\n<\/tr>\n
209<\/td>\nForeword <\/td>\n<\/tr>\n
210<\/td>\nIntroduction <\/td>\n<\/tr>\n
213<\/td>\n1 Scope
2 Normative references <\/td>\n<\/tr>\n
214<\/td>\n3 Terms and definitions <\/td>\n<\/tr>\n
218<\/td>\n4 Symbols <\/td>\n<\/tr>\n
219<\/td>\n5 Choice of a sampling plan
5.1 Choice between variables and attributes <\/td>\n<\/tr>\n
220<\/td>\n5.2 General
5.3 Choice between the s-method and \u03c3-method <\/td>\n<\/tr>\n
221<\/td>\n5.4 Choice of inspection level and AQL <\/td>\n<\/tr>\n
222<\/td>\n6 Standard procedures for the s-method
6.1 General
6.2 Single specification limits <\/td>\n<\/tr>\n
223<\/td>\n6.3 Double specification limits
7 Standard procedures for the \u03c3-method
7.1 General
7.2 Single specification limits <\/td>\n<\/tr>\n
224<\/td>\n7.3 Double specification limits
8 The p*-method <\/td>\n<\/tr>\n
225<\/td>\n9 Switching between inspection severities <\/td>\n<\/tr>\n
226<\/td>\n9.1 Rules for switching between inspection severities <\/td>\n<\/tr>\n
227<\/td>\n9.2 Records for switching between inspection severities
10 Relation to ISO 2859-1
10.1 Similarities <\/td>\n<\/tr>\n
228<\/td>\n10.2 Differences <\/td>\n<\/tr>\n
229<\/td>\n11 Allowing for measurement uncertainty
12 Normality, data transformations and outliers
12.1 Normality
12.2 Data transformations <\/td>\n<\/tr>\n
230<\/td>\n12.3 Outliers
13 Monitoring and recording of inspection results
13.1 Monitoring of inspection results
13.2 Process capability and performance assessment
13.3 Monitoring of process parameters <\/td>\n<\/tr>\n
231<\/td>\n14 Tables
14.1 Form k for single sampling plans: s-method <\/td>\n<\/tr>\n
238<\/td>\n14.2 Form k for single sampling plans: \u03c3-method <\/td>\n<\/tr>\n
245<\/td>\n14.3 Form p* single sampling plans <\/td>\n<\/tr>\n
252<\/td>\n14.4 Values of f\u03c3 for maximum process standard deviation (MPSD)
14.5 Supplementary acceptance constants for qualifying towards reduced inspection <\/td>\n<\/tr>\n
253<\/td>\n15 Examples
15.1 General
15.2 Examples for the s-method <\/td>\n<\/tr>\n
260<\/td>\n15.3 Examples for the \u03c3-method <\/td>\n<\/tr>\n
264<\/td>\n15.4 Examples for the p*-method <\/td>\n<\/tr>\n
267<\/td>\nAnnex\u00a0A (informative) Procedures for obtaining s and \u03c3 <\/td>\n<\/tr>\n
270<\/td>\nAnnex\u00a0B (informative) Accommodating measurement variability <\/td>\n<\/tr>\n
275<\/td>\nAnnex\u00a0C (informative) Sampling strategies <\/td>\n<\/tr>\n
277<\/td>\nAnnex\u00a0D (informative) Operating characteristics for the \u03c3\u2013method <\/td>\n<\/tr>\n
278<\/td>\nAnnex\u00a0E (informative) Operating characteristic for the s-method \u2013 tabulated values for single sampling plans, normal inspection <\/td>\n<\/tr>\n
287<\/td>\nAnnex\u00a0F (informative) Consumer\u2019s risk qualities <\/td>\n<\/tr>\n
294<\/td>\nAnnex\u00a0G (informative) Producer\u2019s risks <\/td>\n<\/tr>\n
302<\/td>\nAnnex\u00a0H (informative) Construction of acceptance diagrams for double specification limits <\/td>\n<\/tr>\n
313<\/td>\nAnnex\u00a0I (informative) Use of the underlying software <\/td>\n<\/tr>\n
318<\/td>\nBibliography <\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":"

Tracked Changes. Sampling procedures for inspection by variables – Specification for single sampling plans indexed by acceptance quality limit (AQL) for lot-by-lot inspection for a single quality characteristic and a single AQL<\/b><\/p>\n\n\n\n\n
Published By<\/td>\nPublication Date<\/td>\nNumber of Pages<\/td>\n<\/tr>\n
BSI<\/b><\/a><\/td>\n2022<\/td>\n320<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"featured_media":416464,"template":"","meta":{"rank_math_lock_modified_date":false,"ep_exclude_from_search":false},"product_cat":[97,2641],"product_tag":[],"class_list":{"0":"post-416455","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-03-120-30","7":"product_cat-bsi","9":"first","10":"instock","11":"sold-individually","12":"shipping-taxable","13":"purchasable","14":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product\/416455","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media\/416464"}],"wp:attachment":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media?parent=416455"}],"wp:term":[{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_cat?post=416455"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_tag?post=416455"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}