context: It is probable that Lily is white. There is a better than even chance that Mary put down the apple. Chances are slight that Fred went to the office.
hypothesis: It is almost certain that fred went to the office, and Lily is white.
valid_hypothesis: It is highly unlikely that fred went to the office, and Lily is white.
invalid_hypothesis: It is almost certain that fred went to the office, and Lily is white.
hypothesis_assertion: Fred went to the office, and Lily is white.