context: There is a better than even chance that Daniel got the milk. There is almost no chance that Brian is yellow. Chances are slight that Greg is a frog.
hypothesis: It is improbable that brian is yellow, or Greg is a frog.
valid_hypothesis: It is improbable that brian is yellow, or Greg is a frog.
invalid_hypothesis: It is certain that brian is yellow, or Greg is a frog.
hypothesis_assertion: Brian is yellow, or Greg is a frog.