context: Chances are about even that Mary went to the bedroom. There is a very good chance that Greg is a lion. It is likely that Sandra left the apple.
hypothesis: It is highly unlikely that either Mary went to the bedroom, or Greg is a lion.
valid_hypothesis: Chances are about even that either Mary went to the bedroom, or Greg is a lion.
invalid_hypothesis: It is highly unlikely that either Mary went to the bedroom, or Greg is a lion.
hypothesis_assertion: Either Mary went to the bedroom, or Greg is a lion.