The analytical data objective for baseline risk assessments is that uncertainty is known and acceptable, not that uncertainty be reduced to a particular level
You may need a PDF reader to view some of the files on this page. See EPA’s About PDF page to learn more.-
Guidance for Data Useability in Risk Assessment (Part A-1), Final, April, 1992 (PDF)(292 pp, 11 MB)
The analytical data objective for baseline risk assessments is that uncertainty is known and acceptable, not that uncertainty be reduced to a particular level