context: It is probably not the case that Bernhard is yellow. Chances are slight that Brian is a swan. It is probable that Jeff dropped the apple.
hypothesis: There is a better than even chance that either Bernhard is yellow, or Jeff dropped the apple.
valid_hypothesis: There is a better than even chance that either Bernhard is yellow, or Jeff dropped the apple.
invalid_hypothesis: There is almost no chance that either Bernhard is yellow, or Jeff dropped the apple.
hypothesis_assertion: Either Bernhard is yellow, or Jeff dropped the apple.