context: We doubt that John moved to the office. It is highly likely that Sandra dropped the apple. There is little chance that Mary went to the hallway.
hypothesis: It is improbable that mary went to the hallway, and Sandra dropped the apple.
valid_hypothesis: It is improbable that mary went to the hallway, and Sandra dropped the apple.
invalid_hypothesis: We believe that mary went to the hallway, and Sandra dropped the apple.
hypothesis_assertion: Mary went to the hallway, and Sandra dropped the apple.