GB/T 4891-1985
Replaced
GB/T 4891-2008
Active
National standards
GB/T 4891-2008 Choice of sample size for estimating the average quality of a lot or process
GB/T 4891-2008 Choice of sample size for estimating the average quality of a lot or process
Basic Information
Standard Code:
GB/T 4891-2008
Standard Type:
National standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Mathematics
ICS Name:
The application of statistical methods
Publish Date:
2008-07-28
Implement Date:
2009-01-01
Pages:
11 pages
Scope
This standard specifies the method of selecting the sample size for estimating the average quality of a batch (or process) at a given confidence level and error limit under simple random sampling. This standard is applicable to the estimation of the mean value of a certain characteristic of a batch of products or a process.
Development Information
Replace the following standards
Referenced Standards
GB/T 10111-2008 Generation of random numbers and procedures applied to sampling inspection for product quality
ISO 3534-1:2006
ISO 3534-2:2006
Related Standards
GB/T 6379-1986
Abolished
GB/T 6379-1986 Precision of test methods Determination of repeatability and reproducibility for a standard test method by interlaboratory tests
GB/T 6381-1986
Abolished
GB/T 6381-1986 Universal control chart
GB/T 10111-1988
Replaced
GB/T 10111-1988 Methods for random sampling by utilizing dices of random number
GB/T 12336-1990
abolished_transferred
GB/T 12336-1990 Standard practice for applying statistics analysis of corrosion data
GB/T 13262-1991
Replaced