Premise:
"Discussed below are two methods of analysis currently under review to accomplish these goals."
Hypothesis: During the review process, the methods of analysis in question are implemented on a trial basis.

it is not possible to tell

Premise:
"The RPH who must legislate or govern (Gingrich, Kasich, Bush) is quieter about his principles--probably because he actually has to live by them."
Hypothesis: The RPH stays quiet for fear of being called out on their hypocrisy.

it is not possible to tell

Premise:
"Susan looked at him and his heart sank."
Hypothesis: He was scared of Susan.
it is not possible to tell