context: It is highly unlikely that John left the apple. It is certain that Julius is a frog. There is little chance that Brian is green.
hypothesis: It is highly unlikely that john left the apple, and Julius is a frog.
valid_hypothesis: It is highly unlikely that john left the apple, and Julius is a frog.
invalid_hypothesis: Chances are about even that john left the apple, and Julius is a frog.
hypothesis_assertion: John left the apple, and Julius is a frog.