context: It is unlikely that Bill dropped the apple. There is a very good chance that Brian is a lion. It is likely that Greg is white.
hypothesis: There is little chance that either Greg is white, or Bill dropped the apple.
valid_hypothesis: There is a better than even chance that either Greg is white, or Bill dropped the apple.
invalid_hypothesis: There is little chance that either Greg is white, or Bill dropped the apple.
hypothesis_assertion: Either Greg is white, or Bill dropped the apple.