Premise:
"To obtain FPA domestic rates, the Commission used the available FPA web sites."
Hypothesis: They used the FPA web sites.

yes

Premise:
"The analysis included in the proposed rulemaking provides the information required by sections 603(b)(1) and (2), describing the reasons for the proposed action and its objectives and legal basis."
Hypothesis: There are reasons for the proposed actions included in the proposal.

yes

Premise:
"as if we were by ourselves,"
Hypothesis: We might have a few other friends here.
it is not possible to tell