context: Chances are slight that John went to the bedroom. It is highly unlikely that Lily is white. There is a very good chance that Brian is a frog.
hypothesis: It is unlikely that either Brian is a frog, or John went to the bedroom.
valid_hypothesis: We believe that either Brian is a frog, or John went to the bedroom.
invalid_hypothesis: It is unlikely that either Brian is a frog, or John went to the bedroom.
hypothesis_assertion: Either Brian is a frog, or John went to the bedroom.