context: It is likely that Julius is yellow. We doubt that Bill moved to the school. We doubt that Bernhard is a lion.
hypothesis: There is a better than even chance that either Bill moved to the school, or Julius is yellow.
valid_hypothesis: There is a better than even chance that either Bill moved to the school, or Julius is yellow.
invalid_hypothesis: There is little chance that either Bill moved to the school, or Julius is yellow.
hypothesis_assertion: Either Bill moved to the school, or Julius is yellow.