context: It is highly unlikely that John left the milk. It is likely that Mary picked up the apple. There is little chance that Brian is a frog.
hypothesis: It is probably not the case that either John left the milk, or Mary picked up the apple.
valid_hypothesis: It is likely that either John left the milk, or Mary picked up the apple.
invalid_hypothesis: It is probably not the case that either John left the milk, or Mary picked up the apple.
hypothesis_assertion: Either John left the milk, or Mary picked up the apple.