context: It is likely that Julius is a rhino. It is likely that Brian is a rhino. There is a very good chance that Jessica is a mouse.
hypothesis: Chances are about even that either Julius is a rhino, or Jessica is a mouse.
valid_hypothesis: Chances are about even that either Julius is a rhino, or Jessica is a mouse.
invalid_hypothesis: It is highly unlikely that either Julius is a rhino, or Jessica is a mouse.
hypothesis_assertion: Either Julius is a rhino, or Jessica is a mouse.