ANSI/ASQC Z1.9-2003
Sampling Procedures and Tables for Inspection by Variables for Percent Nonconforming

Standard No.

ANSI/ASQC Z1.9-2003

Release Date

2003

Published By

American National Standards Institute （ANSI)

Latest

ANSI/ASQC Z1.9-2003

Scope

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 AQL specified. It provides tightened, normal, and reduced plans to be used on measurements which are normally distributed. Variation may be measured by sample standard deviation, sample range, or known standard deviation. It is applicable only when the normality of the measurements is assured.

ANSI/ASQC Z1.9-2003 history

• 2003 ANSI/ASQC Z1.9-2003 Sampling Procedures and Tables for Inspection by Variables for Percent Nonconforming