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NATIONAL TRADE MEASUREMENT REGULATIONS 2009 (SLI NO 233 OF 2009) - REG 4.34

AQS thresholds

                For paragraph 20 (1) (q) of the Act, the following table explains the AQS thresholds for inspection lots for the purposes of Subdivision 3-C of Division 3 of Part VI of the Act:

Item

If the inspection lot size is ...

the sample size is ...

and the sample correction factor of

is  ...

and the number of prepackages in a sample allowed to exceed the tolerable deficiency is  ...

1

At least 100 and not more than 500 prepackages

50 packages

0.379

3

2

At least 501 and not more than 3 200 prepackages

80 packages

0.295

5

3

At least 3 201 prepackages

125 packages

0.234

7

where:

t 1- a is the one-sided significance level of 99.5% derived from a Student's t distribution.

Note    A Student's t distribution is a statistical term.

"n" is the number of packages in the sample.



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