Suppose a Quality Control Inspector Pulls Every Tenth Can of Soup

Multiple Choice

Suppose a quality control inspector pulls every tenth can of soup from a conveyor belt to ensure that the cans are filled to capacity. How should this procedure be evaluated?

A) The sample may not be a random sample.
B) The procedure is defective because it fails to specify which can is selected first.
C) The procedure guarantees that the sample is a random sample.
D) The sample is not large enough for the kind of test being done.
E) The procedure calls for an excessively large sample.