From a statistical standpoint grab sampling is ___________ continuous sampling when trying to verify compliance with an OSHA 8-hour TWA standard.
A.Simpler than
B.More difficult than
C.About as difficult as
D.Treated in exactly the same way as
You did not answer this question
The correct answer is:
B To try to verify compliance with an OSHA TWA using grab sampling is extremely difficult. The preferred method is to take a full shift sample.