Premise:
"But there was nowhere else to go, so the pioneers were forced to pitch in and try to survive."
Hypothesis: The pioneers decided to head north to the other settlement they knew about.

no

Premise:
"The preamble to the final rule indicates that EPA evaluated three different methodologies for implementation."
Hypothesis: Is indicated that EPA evaluated, for implementation, three different methodologies.

yes

Premise:
"that's right it um-hum right yeah"
Hypothesis: Yes, that is correct.
yes