Premise:
"EPA believes the study has received adequate review and has been cited in numerous peerreviewed publications."
Hypothesis: According to the OMB there has been adequate review and citation.

no

Premise:
"I think so. But the German spoke with less than his usual confidence."
Hypothesis: The German was speaking about the war.

it is not possible to tell

Premise:
"Sex, drugs, and hidden Jews!"
Hypothesis: Jews hiding in sex and drugs.
yes