Users of the waybill sample when presenting waybill analysis before the Board shall ensure that the appropriate weighting factors are applied to account for the stratified sampling. See Statement 81-1 for guidelines for weighting waybill data and for computing sampling errors.

Ask a legal question, get an answer ASAP!
Click here to chat with a lawyer about your rights.

[46 FR 26784, May 15, 1981. Redesignated at 65 FR 37711, June 16, 2000]