Reference number
ISO 3951:1989
© ISO 2024
ISO 3951:1989
Sampling procedures and charts for inspection by variables for percent nonconforming
Edition 2
1989-09
Withdrawn
Withdrawn (Edition 2, 1989)

Abstract

Is complementary to ISO 2859. Object of the methods laid down is to ensure that lots of an acceptable quality have a high probability of acceptance and that the probability of rejection of inferior lots is as high as possible. To be used under the following conditions: inspection procedure to be applied to a continuous series of lots of discrete products supplied by one producer using one production process; only a single quality characteristic is considered which must be measurable on a continuous scale; production is stable and quality characteristic is distributed normally; a contract or standard defines an upper and/or a lower specification limit.

General information

  • Status
     : Withdrawn
    Publication date
     : 1989-09
    Stage
    : Withdrawal of International Standard [95.99]
  • Edition
     : 2
    Number of pages
     : 107
  • Technical Committee :
    ISO/TC 69/SC 5
    ICS :
    03.120.30 
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