context: It is highly likely that John went to the hallway. There is a very good chance that Lily is a lion. It is probable that Mary left the football.
hypothesis: It is improbable that lily is a lion, and Mary left the football.
valid_hypothesis: There is a better than even chance that lily is a lion, and Mary left the football.
invalid_hypothesis: It is improbable that lily is a lion, and Mary left the football.
hypothesis_assertion: Lily is a lion, and Mary left the football.