Premise:
"During the program's critical design review, about 56 percent of the drawings were completed and, while the program did not meet the best practice of 90 percent complete, it did have additional drawing data of the F/A-18 E/F assemblies available for review at the critical design review."
Hypothesis: During a critical design review, the program completed just about 56 percent of drawings.

yes

Premise:
"We've received thousands of e-mail messages since our launch June 24 (most of them friendly, thanks), and this is a small taste."
Hypothesis: All of the emails we received were unfriendly in nature.

no

Premise:
"Not if you keep your voice down."
Hypothesis: There are people listening all around us.
it is not possible to tell