context: It is highly likely that Brian is a rhino. There is little chance that John went to the bedroom. It is probably the case that Greg is a frog.
hypothesis: There is a very good chance that either John went to the bedroom, or Brian is a rhino.
valid_hypothesis: There is a very good chance that either John went to the bedroom, or Brian is a rhino.
invalid_hypothesis: It is probably not the case that either John went to the bedroom, or Brian is a rhino.
hypothesis_assertion: Either John went to the bedroom, or Brian is a rhino.