context: Chances are slight that Bill discarded the milk. It is likely that Mary moved to the office. It is probably the case that Julius is a swan.
hypothesis: Chances are about even that bill discarded the milk, and Julius is a swan.
valid_hypothesis: It is highly unlikely that bill discarded the milk, and Julius is a swan.
invalid_hypothesis: Chances are about even that bill discarded the milk, and Julius is a swan.
hypothesis_assertion: Bill discarded the milk, and Julius is a swan.