Premise: The crowd went silent but the expected counter-attack never happened.

Hypothesis: There was silence from the women.
Answer: it is not possible to tell

Premise: In addition, OSI's work involves law enforcement-related issues or programs.

Hypothesis: Issues and programs related to law enforcement are part of OSI's work.
Answer: yes

Premise: These companies, about 450 of which responded to the survey, represented a cross section of U.S. 34 percent were manufacturing companies, 36 percent were nonmanufacturing (e.g.

Hypothesis: The other percentage that was not referenced was made up of primarily online companies.
Answer: it is not possible to tell

Premise: I myself, in company with the police, went to the deceased's room, and whilst there I, apparently accidentally, knocked over the table in question, but found that, as I had expected, Monsieur Hastings had heard no sound at all.

Hypothesis: I intentionally knocked over the table, and Monsieur Hastings heard the noise.
Answer: no