Which of the following sampling methods is MOST useful when testing for compliance?

A.
Attribute sampling

B.
Variable sampling

C.
Stratified mean per unit

D.
Difference estimation

Explanation:
Attribute sampling is the primary sampling method used for compliance testing. Attribute sampling
is a sampling model that is used to estimate the rate of occurrence of a specific quality (attribute)
in a population and is used in compliance testingto confirm whether the quality exists. The other
choices are used in substantive testing, which involves testing of details or quantity.