context: Chances are slight that Sandra is in the hallway. It is highly unlikely that John dropped the apple. It is improbable that Julius is green.
hypothesis: It is likely that julius is green, and Sandra is in the hallway.
valid_hypothesis: There is almost no chance that julius is green, and Sandra is in the hallway.
invalid_hypothesis: It is likely that julius is green, and Sandra is in the hallway.
hypothesis_assertion: Julius is green, and Sandra is in the hallway.