context: There is almost no chance that Mary went to the school. It is improbable that Daniel got the football. It is probably the case that Julius is gray.
hypothesis: There is almost no chance that mary went to the school, and Julius is gray.
valid_hypothesis: There is almost no chance that mary went to the school, and Julius is gray.
invalid_hypothesis: Chances are about even that mary went to the school, and Julius is gray.
hypothesis_assertion: Mary went to the school, and Julius is gray.