Chemical Science and Technology
Laboratory
The
Uncertainty Assignment Has a Large Subject Component
•Experienced database
professionals who are competent to make fair judgment
and understand the probable effect of various phenomena on the
final estimate
•It is dependent on the
information given by the investigator in the document
or in previous document
•Different compilers will
probably make different assignments based on the
same information
•The same compiler will
make different judgments toward the same information
at different times