§ 63.15 – What information should I keep from my sampling process?


(a)    You should have an auditable record of your sampling process.  That record should cover the following:

(1)   A written description of the sampling plan.

(2)   A written procedure for your method of selecting a sample at random.

(3)   The list of all service units from which you selected a sample at random for each act of sampling.  For example, you should have 52 such lists if you did weekly sampling for an entire year.

(4)   The random sample.