context: There is a better than even chance that John went to the office. We believe that Mary left the apple. It is unlikely that Bernhard is a rhino.
hypothesis: Chances are slight that mary left the apple, or Bernhard is a rhino.
valid_hypothesis: There is a very good chance that mary left the apple, or Bernhard is a rhino.
invalid_hypothesis: Chances are slight that mary left the apple, or Bernhard is a rhino.
hypothesis_assertion: Mary left the apple, or Bernhard is a rhino.