context: Chances are slight that Mary moved to the garden. It is probable that Lily is a rhino. There is a better than even chance that John went to the hallway.
hypothesis: It is improbable that mary moved to the garden, or Lily is a rhino.
valid_hypothesis: We believe that mary moved to the garden, or Lily is a rhino.
invalid_hypothesis: It is improbable that mary moved to the garden, or Lily is a rhino.
hypothesis_assertion: Mary moved to the garden, or Lily is a rhino.