context: We doubt that Julius is gray. We believe that Brian is green. There is a better than even chance that Mary picked up the apple. It is almost certain that if Julius is gray, and Mary picked up the apple, then Daniel put down the milk. Chances are slight that if either Julius is gray, or Mary picked up the apple, then John took the football. It is likely that if Brian is green, and Mary picked up the apple, then Yann is tired.
hypothesis: There is a better than even chance that either Mary picked up the apple, or Julius is gray.
valid_hypothesis: There is a better than even chance that either Mary picked up the apple, or Julius is gray.
invalid_hypothesis: It is improbable that either Mary picked up the apple, or Julius is gray.
hypothesis_assertion: Either Mary picked up the apple, or Julius is gray.