context: We doubt that Greg is gray. It is probably the case that Lily is yellow. There is a better than even chance that Julius is white. It is probable that if either Greg is gray, or Julius is white, then Bill went to the bedroom. It is highly unlikely that if Lily is yellow, or Greg is gray, then Bernhard is green. It is improbable that if Greg is gray, and Lily is yellow, then Sandra left the milk.
hypothesis: Chances are about even that either Bill went to the bedroom, or Greg is gray.
valid_hypothesis: Chances are about even that either Bill went to the bedroom, or Greg is gray.
invalid_hypothesis: It is almost certain that either Bill went to the bedroom, or Greg is gray.
hypothesis_assertion: Either Bill went to the bedroom, or Greg is gray.