CNS 3222-1971
Practice for Choice of Sample Size to Estimate the Average Quality of a Lot or Process (English Version)

Standard No.

CNS 3222-1971

Language

Chinese, Available in English version

Release Date

1971

Published By

Taiwan Provincial Standard of the People's Republic of China

Latest

CNS 3222-1971

Scope

This practice proposes a simple method to calculate the number of units that should be included in a sample in order to estimate the average of certain characteristic values of each unit in a batch of materials or the average produced by a process, with specified precision.

CNS 3222-1971 history

• 1971 CNS 3222-1971 Practice for Choice of Sample Size to Estimate the Average Quality of a Lot or Process