context: It is highly likely that Bill is in the park. Chances are about even that Fred went to the bedroom. There is almost no chance that Jeff put down the apple.
hypothesis: It is almost certain that either Fred went to the bedroom, or Bill is in the park.
valid_hypothesis: Chances are about even that either Fred went to the bedroom, or Bill is in the park.
invalid_hypothesis: It is almost certain that either Fred went to the bedroom, or Bill is in the park.
hypothesis_assertion: Either Fred went to the bedroom, or Bill is in the park.