![]() This document is available in Paper format. This document comes with our free Notification Service, good for the life of the document. Also note that Z1.9 assumes a normal distribution. ANSI/ASQ Z1.9 is to be used with measurements. ANSI/ASQ Z1.4 is to be used with go/no-go data (sometimes called attribute data). ASQ Z1.4-2008 and Z1.9-2008 SET Sampling Procedures and Tables for Inspection by Attributes (Z1.4-2008) and Sampling Procedures and Tables for Inspection by Variables for Percent Nonconforming (Z1.9-2008) SET American Society for Quality / 2008 / 213 pages More details PDF AVAILABLE FORMATS IMMEDIATE DOWNLOAD 103.63 tax incl. It is applicable only when the normality of the measurements is assured.īoth ANSI/ASQ Z1.4 “Sampling Procedures and Tables for Inspection by Attributes” and ANSI/ASQ Z1.9 “Sampling Procedures and Tables for Inspection by Variables for Percent Nonconforming” are to be used with a continuous supply. Variation may be measured by sample standard deviation, sample range, or known standard deviation. It provides tightened, normal, and reduced plans to be used on measurements which are normally distributed. Sampling Procedures and Tables for Inspection by Variables for Percent NonconformingĪNSI/ASQ Z1.9-2008 Sampling Procedures and Tables for Inspection by Variables for Percent Nonconforming is an acceptance sampling system to be used on a continuing stream of lots for Acceptance Quality Limit (AQL) specified. ![]()
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