context: There is a better than even chance that Bill left the apple. It is likely that Brian is gray. It is improbable that John went to the garden.
hypothesis: We doubt that bill left the apple, or Brian is gray.
valid_hypothesis: It is highly likely that bill left the apple, or Brian is gray.
invalid_hypothesis: We doubt that bill left the apple, or Brian is gray.
hypothesis_assertion: Bill left the apple, or Brian is gray.